Learning is not attained by chance, it must be sought for with ardor and diligence.
Speak when you are angry and you will make the best speech you will ever regret.
Life doesn't run away from nobody. Life runs at people.
Leaders must be close enough to relate to others, but far enough ahead to motivate them.
The thing that is really hard, and really amazing, is giving up on being perfect and beginning the work of becoming yourself.
Life isn't about finding yourself. Life is about creating yourself.
The difference between where you are today and where you'll be five years from now will be found in the quality of books you've read.
If you're not careful, the newspapers will have you hating the people who are being oppressed, and loving the people who are doing the oppressing.
To know even one life has breathed easier because you have lived. This is to have succeeded.
If all the insects were to disappear from the earth, within 50 years all life on earth would end. If all human beings disappeared from the earth, within 50 years all forms of life would flourish.