Honesty is the first chapter in the book of wisdom.

Nature is pleased with simplicity. And nature is no dummy

The greatest minds are capable of the greatest vices as well as of the greatest virtues.

The use of travelling is to regulate imagination by reality, and instead of thinking how things may be, to see them as they are.

Experience keeps a dear school, but fools will learn in no other.

So many people have this idea: I want to achieve something great or be somebody great. And they neglect the step that leads to greatness. They don't honor this step at this moment because they have this idea of some future moment where they are going to be great.

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

For we walk by faith, not by sight

There is geometry in the humming of the strings. There is music in the spacing of the spheres.

Don't compromise yourself. You are all you've got.

If you place your head in a lion's mouth, then you cannot complain one day if he happens to bite it off.

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

You laugh at me because I'm different, I laugh at you because you're all the same.

The absent are never without fault, nor the present without excuse.

Convictions are more dangerous enemies of truth than lies.

Immoderate desire is the mark of a child, not a man.

Respect yourself if you would have others respect you.

Yesterday is but today's memory and tomorrow is today's dream.

You don't become what you want, you become what you believe

If we can really understand the problem, the answer will come out of it, because the answer is not separate from the problem.

Be sure you put your feet in the right place, then stand firm.