The first problem for all of us, men and women, is not to learn, but to unlearn.

The best friend is he that, when he wishes a person's good, wishes it for that person's own sake.

It's more difficult to be simple, and it's easier to be more complicated.

Only those who will risk going too far can possibly find out how far one can go.

Enthusiasm is the great hill-climber.

Life was meant to be lived, and curiosity must be kept alive. One must never, for whatever reason, turn his back on life.

The universe is full of magical things patiently waiting for our wits to grow sharper.

If you look for perfection, you will never be satisfied.

My turn shall also come: I sense the spreading of a wing.

What you think about day and night forms your character and personality.

Every individual matters. Every individual has a role to play.

Freedom consists not in doing what we like, but in having the right to do what we ought.