Experience is the only prophecy of wise men.
Those who dance are considered insane by those who cannot hear the music.
If you don't want to slip up tomorrow, speak the truth today.
Whatever you think the world is withholding from you, you are withholding from the world.
Knowing is not enough, we must apply. Willing is not enough, we must do.
Tact is the knack of making a point without making an enemy.
The only limit to our realization of tomorrow will be our doubts of today.
When you judge another, you do not define them, you define yourself.
Science is organized knowledge. Wisdom is organized life.
I dream. Sometimes I think that's the only right thing to do.
You don't become what you want, you become what you believe
Never do anything when you are in a temper, for you will do everything wrong.
All great achievements require time.
Immoderate desire is the mark of a child, not a man.
Yesterday I was clever, so I wanted to change the world. Today I am wise, so I am changing myself.
One who loses wealth loses much. One who loses a friend loses more. But one who loses courage loses all.
In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.
What a liberation to realize that the “voice in my head” is not who I am. Who am I then? The one who sees that.
Every intelligent individual wants to know what makes him tick, and yet is at once fascinated and frustrated by the fact that oneself is the most difficult of all things to know.
Good advice is always certain to be ignored, but that's no reason not to give it.
It takes a great man to be a good listener.