Four varieties in society: lovers, the ambitious, observers, and fools. The fools are the happiest.

There are four types of men in the world: lovers, opportunists, lookers-on, and imbeciles. The happiest are the imbeciles.

I've met many thinkers and many cats, but the wisdom of cats is infinitely superior.

We study ourselves three weeks, we love each other three months, we squabble three years, we tolerate each other thirty years, and then the children start all over again.

For thirty centuries, from her sacred seat the cat looked down, and crouching at her feet, beheld the race of conquering Pharaohs kneel.

The search for causes must come after the collection of facts.

The production of a work of art is determined by the material and intellectual climate in which a man lives and dies.

Amid this vast and overwhelming space and in these boundless solar archipelagoes, how small is our own sphere, and the earth, what a grain of sand!

History is nothing but a problem of mechanics applied to psychology.

To have a true idea of man or of life, one must have stood himself on the brink of suicide, or on the door-sill of insanity, at least once.

Man may be considered as a superior species of animal that produces philosophies and poems in about the same way a silkworm produces their cocoons and bees their hives.

My eyes are open and I’m not seeing a thing because I am so lost inside.

Promise me you'll never stop dreaming.

It is unfair to hold people responsible for our illusions of them.

Nothing is worth more than this day.

Knowledge is love and light and vision.

Bioethics has hardened into an activist ideology that pervades the medical world, the schools, and government.

The only way to explain how some people dress for the airport is they think no one else will be there.

Thoughts can increase our understanding of a subject, or they can just as easily constrict or block our understanding of a subject. It very much depends upon the language we are thinking in.

If your eyes were open to all the beauty in the world, you would be overwhelmed with joy.

I like having black hair. When I was really young, I wanted to be Asian - Asian hair is beautiful. I also wanted to look like the girl in George Michael's 'Father Figure' video.