Your visions will become clear only when you can look into your own heart. Who looks outside, dreams; who looks inside, awakes.
Half the world is composed of people who have something to say and can't, and the other half who have nothing to say and keep on saying it.
Science has not yet taught us if madness is or is not the sublimity of the intelligence.
Don't criticize what you can't understand.
Yesterday I was clever, so I wanted to change the world. Today I am wise, so I am changing myself.
Real knowledge is to know the extent of one's ignorance.
Good means not merely not to do wrong, but rather not to desire to do wrong.
If you do not know the laws of right conduct, you cannot form your character.
I don't know, I don't care, and it doesn't make any difference.
Those who can not change their minds can not change anything.
It takes a great man to be a good listener.
Fear doesn't exist anywhere except in the mind.
A wise man can learn more from a foolish question than a fool can learn from a wise answer.
If I speak of myself in different ways, that is because I look at myself in different ways.
What a man does for others, not what they do for him, gives him immortality.
It is not the strength, but the duration, of great sentiments that makes great men.
Your reputation is in the hands of others. That's what the reputation is. You can't control that. The only thing you can control is your character.
Man is the only creature who refuses to be what he is.
The experience gathered from books, though often valuable,is but the nature of learning whereas the experience gained from actual life is of the nature of wisdom.
You are braver than you believe, stronger than you seem, and smarter than you think.
A crust eaten in peace is better than a banquet partaken in anxiety.