Every year brings triumphs and struggles. Certainly some years seem harder than others. And when there are big worries and issues, it's hard to remember that life also has many blessings. Some of humanity's greatest leaders and poets understood that every day is a blessing. They saw there is always a reason to be thankful.

Here are 34 reminders that being grateful is a daily act that provides inner strength and soothes the soul.

1. "Reflect upon your present blessings -- of which every man has many -- not on your past misfortunes, of which all men have some." - Charles Dickens

2. "Do not indulge in dreams of having what you have not, but reckon up the chief of the blessings you do possess, and then thankfully remember how you would crave for them if they were not yours." - Marcus Aurelius

3. "As we express our gratitude, we must never forget that the highest appreciation is not to utter words, but to live by them." - John F. Kennedy

4. "Gratitude bestows reverence, allowing us to encounter everyday epiphanies, those transcendent moments of awe that change forever how we experience life and the world." - John Milton

5. "Gratitude changes the pangs of memory into a tranquil joy." - Dietrich Bonhoeffer

6. "The discipline of gratitude is the explicit effort to acknowledge that all I am and have is given to me as a gift of love, a gift to be celebrated with joy." - Henri Nouwen

7. "Gratitude is the healthiest of all human emotions. The more you express gratitude for what you have, the more likely you will have even more to express gratitude for." - Zig Ziglar

8. "Silent gratitude isn't very much to anyone." - Gertrude Stein

9. "Gratitude is a duty which ought to be paid, but which none have a right to expect." - Jean-Jacques Rousseau

10. "Gratitude is riches. Complaint is poverty." - Doris Day

11. "Gratitude is a quality similar to electricity: it must be produced and discharged and used up in order to exist at all." - William Faulkner

12. "At times our own light goes out and is rekindled by a spark from another person. Each of us has cause to think with deep gratitude of those who have lighted the flame within us." - Albert Schweitzer

13. "Feeling gratitude and not expressing it is like wrapping a present and not giving it." - William Arthur Ward

14. "I am grateful for what I am and have. My thanksgiving is perpetual." - Henry David Thoreau

15. "Let us be grateful to people who make us happy, they are the charming gardeners who make our souls blossom." - Marcel Proust

16. "When you are grateful - when you can see what you have - you unlock blessings to flow in your life." - Suze Orman

17. "Life is not over because you have diabetes. Make the most of what you have, be grateful." - Dale Evans

18. "I'm grateful for always this moment, the now, no matter what form it takes." - Eckhart Tolle

19. "I believe that if you don't derive a deep sense of purpose from what you do, if you don't come radiantly alive several times a day, if you don't feel deeply grateful at the tremendous good fortune that has been bestowed on you, then you are wasting your life. And life is too short to waste." - Srikumar Rao

20. "Be grateful for what you have and stop complaining - it bores everybody else, does you no good, and doesn't solve any problems." - Zig Ziglar

21. "A grateful heart is a beginning of greatness. It is an expression of humility. It is a foundation for the development of such virtues as prayer, faith, courage, contentment, happiness, love, and well-being." - James E. Faust

22. "The skills you acquire can always be effectively redeployed. You will look back on setbacks and be grateful for the catalyst that came not a moment too soon." - Tom Freston

23. "Immensely grateful, touched, proud, astonished, abashed." - Boris Pasternak

24. "The trick is to be grateful when your mood is high and graceful when it is low." - Richard Carlson

25. "Learn everything you can, anytime you can, from anyone you can - there will always come a time when you will be grateful you did." - Sarah Caldwell

26. "Whatever life throws at me I'll take it and be grateful for it as well." - Tom Felton

27. "Focus on the positives and be grateful." - Katrina Bowden

28. "Just remember: to be grateful and thank the people who are there and support you along the way is a great start to success." - Meryl Davis

29. "Be grateful for luck. Pay the thunder no mind - listen to the birds. And don't hate nobody." - Eubie Blake

30. "Be grateful for the home you have, knowing that at this moment, all you have is all you need." - Sarah Ban Breathnach

31. "So every single day, I found something to be grateful for and that's a powerful lesson." - Alice Barrett

32. "Gratitude is the inward feeling of kindness received. Thankfulness is the natural impulse to express that feeling. Thanksgiving is the following of that impulse." - Henry Van Dyke

33. "Develop an attitude of gratitude, and give thanks for everything that happens to you, knowing that every step forward is a step toward achieving something bigger and better than your current situation." - Brian Tracy

34. "Gratitude is the fairest blossom which springs from the soul." - Henry Ward Beecher