Friends matter. The best professional relationships feel like friendships. Aside from your significant other -- who is likely to also be your best friend -- your most important relationships are your friends.

Here are some great quotes about friendship -- and friends.

  1. "I think if I've learned anything about friendship, it's to hang in, stay connected, fight for them, and let them fight for you. Don't walk away, don't be distracted, don't be too busy or tired, don't take them for granted. Friends are part of the glue that holds life and faith together. Powerful stuff." Jon Katz
  2. "Friends are the family you choose." Jess C. Scott
  3. "Love is the only force capable of transforming an enemy into a friend." Martin Luther King, Jr.
  4. "Lots of people want to ride with you in the limo, but what you want is someone who will take the bus with you when the limo breaks down." Oprah
  5. "The language of friendship is not words but meanings." Henry David Thoreau
  6. "Friendship is the only cement that will ever hold the world together." Woodrow Wilson
  7. "True friendship comes when the silence between two people is comfortable." David Tyson Gentry
  8. "Friendship is born at that moment when one person says to another: 'What! You too? I thought I was the only one." C.S. Lewis
  9. "Friendship consists in forgetting what one gives and remembering what one receives." Alexander Dumas
  10. "Be slow to fall into friendship; but when thou art in, continue firm & constant." Socrates
  11. "Friendship is like money, easier made than kept." Samuel Butler
  12. "A friend is one that knows you as you are, understands where you have been, accepts what you have become, and still, gently allows you to grow." Shakespeare
  13. "Anybody can sympathize with the sufferings of a friend, but it requires a very fine nature to sympathize with a friend's success." Oscar Wilde
  14. "I don't need a friend who changes when I change and who nods when I nod; my shadow does that much better." Plutarch
  15. "Wishing to be friends is quick work, but friendship is a slow ripening fruit." Aristotle
  16. "A good friend can tell you what is the matter with you in a minute. He may not seem such a good friend after telling."  Arthur Brisbane
  17. "There is nothing better than a friend, unless it is a friend with chocolate." Linda Grayson
  18. "Don't walk behind me; I may not lead. Don't walk in front of me; I may not follow. Just walk beside me and be my friend." Albert Camus
  19. "A friend is someone who knows all about you and still loves you." Elbert Hubbard
  20. "Do I not destroy my enemies when I make them my friends?" Abraham Lincoln
  21. "Let us be grateful to people who make us happy, they are the charming gardeners who make our souls blossom." Marcel Proust
  22. "Friendship is always a sweet responsibility, never an opportunity." Khalil Gibran
  23. "An insincere and evil friend is more to be feared than a wild beast; a wild beast may wound your body, but an evil friend will wound your mind." Buddha
  24. "It's the friends you can call up at 4 a.m. that matter." Marlene Dietrich
  25. "My best friend is the one who brings out the best in me." Henry Ford
  26. "Friendship is the hardest thing in the world to explain. It's not something you learn in school. But if you haven't learned the meaning of friendship, you really haven't learned anything." Muhammad Ali
  27. "Sometimes being a friend means mastering the art of timing. There is a time for silence. A time to let go and allow people to hurl themselves into their own destiny. And a time to prepare to pick up the pieces when it's all over." Octavia Butler
  28. "There is a magnet in your heart that will attract true friends. That magnet is unselfishness, thinking of others first; when you learn to live for others, they will live for you." Paramahansa Yogananda
  29. "Love is blind; friendship closes its eyes." Friedrich Nietzsche
  30. "Friendship is unnecessary, like philosophy, like art.... It has no survival value; rather it is one of those things which give value to survival" C.S. Lewis
  31. "The friend who holds your hand and says the wrong thing is made of dearer stuff than the one who stays away." Barbara Kingsolver
  32. "I value the friend who for me finds time on his calendar, but I cherish the friend who for me does not consult his calendar." Robert Brault
  33. "Sweet is the memory of distant friends! Like the mellow rays of the departing sun, it falls tenderly, yet sadly, on the heart." Washington Irving
  34. "How many slams in an old screen door? Depends how loud you shut it. How many slices in a bread? Depends how thin you cut it. How much good inside a day? Depends how good you live 'em. How much love inside a friend? Depends how much you give 'em." Shel Silverstein
  35. "Growing apart doesn't change the fact that for a long time we grew side by side; our roots will always be tangled. I'm glad for that." Ally Condie
  36. "We cannot tell the precise moment when friendship is formed. As in filling a vessel drop by drop, there is at last a drop which makes it run over; so in a series of kindnesses there is at last one which makes the heart run over." Ray Bradbury
  37. "Never leave a friend behind. Friends are all we have to get us through this life-and they are the only things from this world that we could hope to see in the next." Dean Koontz
  38. "Tis the privilege of friendship to talk nonsense, and to have her nonsense respected." Charles Lamb
  39. "The glory of friendship is not the outstretched hand, not the kindly smile, nor the joy of companionship; it is the spiritual inspiration that comes to one when you discover that someone else believes in you and is willing to trust you with a friendship." Ralph Waldo Emerson
  40. "A friendship that can end never really began." Publilius Syrus
  41. "Lovers have a right to betray you. Friends don't." Judy Holliday
  42. "No person is your friend who demands your silence, or denies your right to grow." Alice Walker
  43. "In prosperity our friends know us; in adversity we know our friends." John Churton Collins
  44. "You can always tell a real friend: when you've made a fool of yourself he doesn't feel you've done a permanent job." Laurence J. Peter
  45. "Every friendship travels at sometime through the black valley of despair. This tests every aspect of your affection. You lose the attraction and the magic. Your sense of each other darkens and your presence is sore. If you can come through this time, it can purify with your love, and falsity and need will fall away. It will bring you onto new ground where affection can grow again." John O'Donohue
  46. "You can make more friends in two months by becoming interested in other people than you can in two years by trying to get other people interested in you." Dale Carnegie
  47. "Some people go to priests, others to poetry, I to my friends." Virginia Woolf
  48. "The real test of friendship is can you literally do nothing with the other person? Can you enjoy those moments of life that are utterly simple?" Eugene Kennedy
  49. "Friendship improves happiness, and abates misery, by doubling our joys, and dividing our grief." Cicero
  50. "One loyal friend is worth ten thousand relatives." Euripides