Leaders often find themselves having to speak in public, and even the best public speakers can find it a challenge to pull out something new to say. With summer bringing wedding season, chances rise that you'll need to--or want to--make a toast or speech at someone's nuptials.

Whether you want to address love or marriage with warmth, or maybe a bit of humor, here are 50 quotes to use as a clever addition or the springboard for something more.

1. "It is not time or opportunity that is to determine intimacy--it is disposition alone. Seven years would be insufficient to make some people acquainted with each other, and seven days are more than enough for others."
-- Jane Austen, "Sense and Sensibility"

2. "Whenever we manage to love without expectations, calculations, negotiations, we are indeed in heaven."

-- Rumi

3. "I know that marriage is a legal and religious alliance entered into by a man who can't sleep with the window shut and a woman who can't sleep with the window open."

-- Ogden Nash, "I do, I will, I have"

4. "Being deeply loved by someone gives you strength, while loving someone deeply gives you courage."

-- Lao Tzu

5. "I love you without knowing how, or when, or from where. I love you simply, without problems or pride: I love you in this way because I do not know any other way of loving but this, in which there is no I or you, so intimate that your hand upon my chest is my hand, so intimate that when I fall asleep your eyes close."

6. "In all the world, there is no heart for me like yours. In all the world, there is no love for you like mine."

-- Maya Angelou

7. "Happily ever after is not a fairy tale. It's a choice."

-- Fawn Weaver, "Happy Wives Club"

8. " Nothing good ever comes of love. What comes of love is always something better"

-- Roberto Bolaño, "Amulet"

9. "In the opinion of the world, marriage ends all, as it does in a comedy. The truth is precisely the opposite: it begins all."

-- Anne Sophie Swetchine

10. "Matrimony is a process by which a grocer acquired an account the florist had."

-- Francis Rodman

11. "Spouse: someone who'll stand by you through all the trouble you wouldn't have had if you'd stayed single."

-- Anonymous

12. "A perfect marriage is one in which 'I'm sorry' is said just often enough."

-- Mignon McLaughlin, "The Neurotic's Notebook"

13. "A man in love is incomplete until he has married. Then he's finished."

-- Zsa Zsa Gabor, Newsweek

14. "Almost no one is foolish enough to imagine that he automatically deserves great success in any field of activity; yet almost everyone believes that he automatically deserves success in marriage."

-- Sydney J. Harris 

15. "That quiet mutual gaze of a trusting husband and wife is like the first moment of rest or refuge from a great weariness or a great danger."

-- George Eliot, "Silas Marner"

16. "You don't love someone for their looks, or their clothes or for their fancy car, but because they sing a song only you can hear."

-- Oscar Wilde

17. "You don't love someone because they're perfect; you love them in spite of the fact that they're not."

-- Jodi Picoult, "My Sister's Keeper"

18. "I love you not only for what you are, but for what I am when I am with you. I love you not only for what you have made of yourself, but for what you are making of me."

-- Roy Croft, "Love"

19. "Love doesn't make the world go round; love is what makes the ride worthwhile."

-- Franklin P. Jones

20. "They say a person needs just three things to be truly happy in this world: someone to love, something to do, and something to hope for."

-- Tom Bodett 

21. "Romance is the glamor which turns the dust of everyday life into a golden haze."

-- Elinor Glyn 

22. "What is Love? I have met in the streets a very poor young man who was in love. His hat was old, his coat worn, the water passed through his shoes and the stars through his soul."

-- Victor Hugo, "Les Miserables"

23. "I love and am loved, fully and freely, nothing expected, more than enough received."

24. "For true love is inexhaustible; the more you give, the more you have. And if you go to draw at the true fountainhead, the more water you draw, the more abundant is its flow."

-- Antoine de Saint-Exupéry

25. "Love is blind despite the world's attempt to give it eyes."

-- Matshona Dhliwayo

26. "The real act of marriage takes place in the heart, not in the ballroom or church or synagogue. It's a choice you make, not just on your wedding day, but over and over again, and that choice is reflected in the way you treat your husband or wife."

-- Barbara de Angelis, "Are You The One For Me?

27. "I love and am loved, fully and freely, nothing expected, more than enough received."

28. "The concept of two people living together for 25 years without a serious dispute suggests a lack of spirit only to be admired in sheep."

-- A. P. Herbert

29. "And when will there be an end of marrying? I suppose, when there is an end of living!"

30. "When the one man loves the one woman and the one woman loves the one man, the very angels desert heaven and come and sit in that house and sing for joy."

31. "'I am' is reportedly the shortest sentence in the English language. Could it be that 'I do' is the longest sentence?"

-- George Carlin

    32. "Love does not begin and end the way we seem to think it does. Love is a battle, love is a war; love is a growing up."

    -- James Baldwin, "In Search of a Majority"

    33. "Men who have a pierced ear are better prepared for marriage--they've experienced pain and bought jewelry."

    -- Rita Rudner

    34. "Every heart sings a song, incomplete, until another heart whispers back. Those who wish to sing always find a song. At the touch of a love, everyone becomes a poet." [[This quote is thought to not actually have been said by Plato. Actual quote: "At the touch of love, everyone becomes a poet."]]

    -- Anonymous

    35. "You don't marry someone you can live with, you marry the person who you cannot live without."

    -- Aleatha Romig, "Consequences"

    36. "We love because it's the only true adventure."

    -- Nikki Giovanni, "Love: Is a Human Condition"

    37. "Love makes your soul crawl out from its hiding place."

    -- Zora Neale Hurston

    38. "Love seems the swiftest, but it is the slowest of all growths. No man or woman really knows what perfect love is until they have been married a quarter of a century."

    -- Mark Twain, "Mark Twain's Notebook"

    39. "There is no substitute for the comfort supplied by the utterly taken-for granted relationship."

    -- Iris Murdoch, "A Severed Head"

    40. "Marriage must constantly fight against a monster which devours everything: routine."

    -- Honoré de Balzac, "The Physiology of Marriage"

    41. "Love is friendship that has caught fire. It is quiet understanding, mutual confidence, sharing and forgiving. It is loyalty through good and bad times. It settles for less than perfection and makes allowances for human weaknesses."

    -- Ann Landers

    42. "I first learned the concept of non-violence in my marriage."

    -- Mohandas "Mahatma" Gandhi

    43. "There is so little difference between husbands you might as well keep the first."

    -- Adela Rogers St. Johns

    44. "Only once in your life, I truly believe, you find someone who can completely turn your world around."

    -- Bob Marley

    45. "Love doesn't just sit there, like a stone, it has to be made, like bread; remade all the time, made new."

    -- Ursula K. Le Guin, "The Lathe of Heaven"

    46. "Love looks not with the eyes, but with the mind. And therefore is winged Cupid painted blind."

    -- William Shakespeare, "A Midsummer Night's Dream"

    47. "Don't ever think I fell for you or fell over you. I didn't fall in love, I rose in it."

    -- Toni Morrison, "Jazz"

    48. "Let men tremble to win the hand of woman, unless they win along with it the utmost passion of her heart!"

    -- Nathaniel Hawthorne, "The Scarlet Letter"

    49. "Love is a vessel that contains both security and adventure, and commitment offers one of the great luxuries of life: time. Marriage is not the end of romance, it is the beginning."

    50. "In marriage, each partner is to be an encourager rather than a critic; a forgiver rather than a collector of hurts; an enabler rather than a reformer."

    -- H. Norman Wright