1. “I believe in the dignity of labor, whether with head or hand, that the world owes no man a living but that it owes every man an opportunity to make a living.” – John D. Rockefeller
2. “A truly American sentiment recognizes the dignity of labor and the fact that honor lies in honest toil.” – Grover Cleveland
3. “Choose a job you love, and you will never have to work a day in your life.” – Confucius
4. “There is no substitute for hard work.” – Thomas A. Edison
5. “A hundred times every day I remind myself that my inner and outer life depend on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving.” – Albert Einstein
6. “I’m a great believer in luck, and I find the harder I work, the more I have of it.” – Thomas Jefferson
7. “I know you’ve heard it a thousand times before. But it’s true — hard work pays off. If you want to be good, you have to practice, practice, practice. If you don’t love something, then don’t do it.” – Ray Bradbury
8. “The end of labor is to gain leisure.” – Aristotle
9. “Work isn’t to make money; you work to justify life.” – Marc Chagall
10. “All growth depends upon activity. There is no development physically or intellectually without effort, and effort means work.” – Calvin Coolidge
11. “God sells us all things at the price of labor.” – Leonardo da Vinci
12. “All life demands struggle. Those who have everything given to them become lazy, selfish, and insensitive to the real values of life. The very striving and hard work that we so constantly try to avoid is the major building block in the person we are today.” – Pope Paul VI
13. “Without labor nothing prospers.” – Sophocles
14. “Labor is prior to, and independent of, capital. Capital is only the fruit of labor and could never have existed if labor had not first existed. Labor is the superior of capital and deserves much the higher consideration.” – Abraham Lincoln
15. “Before the reward, there must be labor. You plant before you harvest. You sow in tears before you reap joy.” – Ralph Ransom
16. "Opportunity is missed by most people because it is dressed in overalls and looks like work." – Thomas A. Edison
17. “All labor that uplifts humanity has dignity and importance and should be undertaken with painstaking excellence.” – Martin Luther King Jr.
18. “A man is not idle because he is absorbed in thought. There is a visible labor and there is an invisible labor.” – Victor Hugo
19. “If people knew how hard I had to work to gain my mastery, it would not seem so wonderful at all.” – Michelangelo