Be curious, not judgmental.

Science may set limits to knowledge, but should not set limits to imagination.

Wise men speak because they have something to say; Fools because they have to say something.

Beauty is not in the face; beauty is a light in the heart.

How often I found where I should be going only by setting out for somewhere else.

When playing board-games which involve quizzes etc, you will always know the answers to everyone else's set of questions but never your own.

If you only read the books that everyone else is reading, you can only think what everyone else is thinking.

Creativity is the process of having original ideas that have value.

Let him who would move the world first move himself.

The weak can never forgive. Forgiveness is the attribute of the strong.

Without courage, wisdom bears no fruit.

A precedent embalms a principle.

A crust eaten in peace is better than a banquet partaken in anxiety.

It is always advisable to perceive clearly our ignorance.

Learned we may be with another man's learning: we can only be wise with wisdom of our own.

Fear doesn't exist anywhere except in the mind.

Courage is resistance to fear, mastery of fear - not absence of fear.

Above all be of single aim; have a legitimate and useful purpose, and devote yourself unreservedly to it.

It seems essential, in relationships and all tasks, that we concentrate only on what is most significant and important.

One must wait until the evening to see how splendid the day has been.

Knowing yourself is the beginning of all wisdom.