- "Fools and fanatics are always so certain of themselves, but wiser people so full of doubts." ~Bertrand Russell
- "He who has a why to live can bear almost any how." ~Friedrich Nietzsche
- "Life is like a mirror. Smile at it and it smiles back at you." ~Peace Pilgrim
- "It ain't what they call you, it's what you answer to" ~W.C. Fields
- "This is the true joy in life, the being used for a purpose recognized by yourself as a mighty one; the being thoroughly worn out before you are thrown on the scrap heap; the being a force of nature instead of a feverish selfish little clod of ailments and grievances complaining that the world will not devote itself to making you happy." ~Man and Superman, George Bernard Shaw, 1903
- "The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends on the unreasonable man." ~Man and Superman, George Bernard Shaw, 1903
- "You’ve got to get up every morning with determination if you’re going to go to bed with satisfaction." ~George Horace Lorimer
- "The basic human reaction to pleasure is not satisfaction, but rather craving for more. Hence, no matter what we achieve, it only increases our craving, not our satisfaction." ~Yuval Noah Harari
- "To be able to look back upon one’s life in satisfaction, is to live twice." ~Khalil Gibran
- "Satisfaction of one’s curiosity is one of the greatest sources of happiness in life." ~Linus Pauling
- "When we cannot find contentment in ourselves, it is useless to seek it elsewhere." ~Francois La Rochefoucauld
- "It is hard to be satisfied with life if you’re never satisfied with yourself." ~Beth Sweet
- "Happiness is when what you think, what you say, and what you do are in harmony." ~Mahatma Gandhi
