Having a great intellect is no path to being happy.

Every act of creation is first an act of destruction.

Whatever you think the world is withholding from you, you are withholding from the world.

Knowledge speaks, but wisdom listens

There are things known and there are things unknown, and in between are the doors of perception.

All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.

We seldom realize, for example that our most private thoughts and emotions are not actually our own. For we think in terms of languages and images which we did not invent, but which were given to us by our society.

Destiny is not a passive agent that lies in the lap of the Gods, but is an active instrument that lies in your own hands to shape as you will.

The most certain sign of wisdom is cheerfulness.

Think no vice so small that you may commit it, and no virtue so small that you may over look it.

Happiness is not an ideal of reason, but of imagination.

It is necessary to keep one's compass in one's eyes and not in the hand, for the hands execute, but the eye judges.

Everything excellent is as difficult as it is rare.

The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?

The oldest, shortest words- 'yes' and 'no'- are those which require the most thought.

If you're happy, don't worry you'll get over it.

We choose our joys and sorrows long before we experience them.

Choose rather to be strong of soul than strong of body.

There is nothing more uncommon than common sense.

The only limit to our realization of tomorrow will be our doubts of today.

Courage, above all things, is the first quality of a warrior.