Don't ever take a fence down until you know why it was put up.
A goal is not always meant to be reached, it often serves simply as something to aim at.
He who is not courageous enough to take risks will accomplish nothing in life
The great art of life is sensation, to feel that we exist, even in pain.
Cultivate your curves - they may be dangerous but they won't be avoided.
You don't need a weather man to know which way the wind blows
There is nothing in a caterpillar that tells you it's going to be a butterfly.
We are all motivated by a keen desire for praise, and the better a man is, the more he is inspired by glory.
Do what you can, with what you have, where you are.
Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young.
We are citizens of the world. The tragedy of our times is that we do not know this.
To give pleasure to a single heart by a single act is better than a thousand heads bowing in prayer.
Drink moderately, for drunkenness neither keeps a secret nor observes a promise.
No one is free who has not obtained the empire of himself. No man is free who cannot command himself.
Aim for the highest.
Believe you can and you're halfway there.
If you spend too much time thinking about a thing, you'll never get it done.
If the only tool you have is a hammer, you tend to see every problem as a nail.
Don't just read the easy stuff. You may be entertained by it, but you will never grow from it.
The man with no imagination has no wings.
He that can have patience can have what he will.