Obsession is the wellspring of genius and madness.

Most of what matters in our lives takes place in our absence.

The smaller the mind, the greater the conceit.

The greatest deception men suffer is from their own opinions.

It is the mark of an educated mind to be able to entertain a thought without accepting it.

Realize deeply that the present moment is all you ever have.

Men become wise just as they become rich, more by what they save than by what they receive.

I know I am but mortal and so therewhilst prepare myself for death, whensoever it shall please God to send it.

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.

Not everything that can be counted counts, and not everything that counts can be counted.

I believe that one defines oneself by reinvention. To not be like your parents. To not be like your friends. To be yourself. To cut yourself out of stone.

Honesty is the first chapter in the book of wisdom.

If you do not know the laws of right conduct, you cannot form your character.

There is nothing more uncommon than common sense.

Share our similarities, celebrate our differences.

I have no desire to make windows into mens souls

How often it is that the angry man rages denial of what his inner self is telling him.

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

Experience is the only prophecy of wise men.

Jealousy is the tribute mediocrity pays to genius.

Each problem that I solved became a rule which served afterwards to solve other problems.