1. "What doesn't kill me makes me stronger." -Nietzsche
2. "Learn something about everything and everything about something."
3. "Time is what we want most but what we use the worst." -William Penn
4. "You'll die and have no idea when."
5. "Treat others how you want to be treated."
6. "You’re under no obligation to be the same person you were five minutes ago." -Alan Watts
7. "The secret of happiness, you see, is not found in seeking more, but in developing the capacity to enjoy with less." -Socrates
8. "We suffer more in imagination than in reality." -Seneca
9. "Focus on what you can control."
10. "You have power over your mind - not outside events. Realize this, and you will find strength." -Marcus Aurelius
11. "You are the product of your habits."
12. "Focus on process, not outcomes."
13. "A great man is hard on himself; a small man is hard on others." -Confucius
14. "The reading of all good books is like conversation with the finest men of past centuries." -René Descartes
15. "Finish each day and be done with it. You have done what you could. Some blunders and absurdities no doubt crept in; forget them as soon as you can. Tomorrow is a new day." -Ralph Waldo Emerson
16. "Comparison is the thief of joy." -Theodore Roosevelt
17. "Our greatest glory is not in never falling, but in rising every time we fall." -Confucius
18. "If it's endurable, then endure it. Stop complaining." -Marcus Aurelius
19. “No man has the right to be an amateur in the matter of physical training. It is a shame for a man to grow old without seeing the beauty and strength of which his body is capable.” -Socrates
20. "Attitudes are more important than facts." -Dr. Karl Menninger
21. "Do the thing you fear and the death of fear is certain." -Ralph Waldo Emerson
22. "It does not really matter what we expected from life, but rather what life expected from us."
23. "Be kind, for everyone you meet is fighting a hard battle." -Socrates
24. "No man is more unhappy than he who never faces adversity. For he is not permitted to prove himself." -Seneca
25. "It never ceases to amaze me: We all love ourselves more than other people, but care more about their opinion than our own." -Marcus Aurelius
26. "Another person cannot hurt you without your cooperation; you are hurt the moment you believe yourself to be." -Marcus Aurelius
27. "Man cannot remake himself without suffering, for he is both the marble and the sculptor." -Alex Carrel
28. "When someone can't find a deep sense of meaning, they distract themselves with pleasure." -Viktor Frankl
29. "Within every cloud is a heaven that's reachable only to those who are willing to climb."
30. "The growth and development of the soul is more important than power and glory" -Henri Amiel
31. "This too shall pass; things will get worse before they get better"
32. "Pain is not punishment; pleasure is not a reward." -Pema Chödrön
33. “Nothing ever goes away until it has taught us what we need to know.” -Pema Chödrön
34. "If you knew how quickly people forget the dead... You will stop living to impress people." -Christopher Walken
35. "The things you think about determine the quality of your mind. Your soul takes on the color of your thoughts." -Marcus Aurelius