A man is great by deeds, not by birth.
A wise man can play the part of a clown, but a clown can't play the part of a wise man.
Poverty is... Curable like any disease. Ignorance, dependence, inefficiency, laziness, want of the spirit of enterprise are the real real causes of poverty.
I can calculate the motion of heavenly bodies but not the madness of people.
Human history is in essence a history of ideas.
All of humanity's problems stem from man's inability to sit quietly in a room alone.
We may have different religions, different languages, different colored skin, but we all belong to one human race.
The capacity to suffer varies more than anything that I have observed in human nature.
Progress of mankind is progress of mind and intellect.
It is no measure of health to be well adjusted to a profoundly sick society.
You climb to reach the summit, but once there, discover that all roads lead down.
Every man takes the limits of his own field of vision for the limits of the world.
A great man is different from an eminent one in that he is ready to be the servant of the society.
When people are protecting something truly special to them, they truly can become...as strong as they can be.
Man has the power to act as his own destroyer - and that is the way he has acted through most of his history.
A musician must make music, an artist must paint, a poet must write, if he is to be ultimately at peace with himself. What a man can be, he must be
I just invent, then wait until man comes around to needing what I've invented.
Everything can be taken from a man or a woman but one thing: the last of human freedoms to choose one's attitude in any given set of circumstances, to choose one's own way.
Our true nationality is mankind.
The great gift of human beings is that we have the power of empathy, we can all sense a mysterious connection to each other.