Daring ideas are like chessmen moved forward; they may be beaten, but they may start a winning game.

Our passions are true phoenixes; as the old burn out the new straight rise up from the ashes.

A person hears only what they understand.

Do you want to live happily? Travel with two bags, one for giving, the other for receiving.

Not all that is presented to us as history has really happened; and what really happened did not actually happen the way it is presented to us; moreover, what really happened is only a small part of all that happened. Everything in history remains uncertain, the largest events as well as the smallest occurrence.

Ye great teachers: listen to what you say!

You don't have to travel around the world to understand that the sky is blue everywhere