There are 400,000 species of beetles on this planet, but only 8,000 species of mammals.

Money can buy a fine dog but it is kindness that makes him wag his tail.

Capitalism, though it may not always give the scientific worker a living wage, will always protect him, as being one of the geese which produce golden eggs for its table.

This is my prediction for the future: Whatever hasn't happened will happen, and no one will be safe from it.

Teleology is like a mistress to a biologist: he cannot live without her but he's unwilling to be seen with her in public.

Science is vastly more stimulating to the imagination than the classics.

The wise man regulates his conduct by the theories both of religion and science. But he regards these theories not as statements of ultimate fact but as art-forms.

Christianity is haunted by the theory of a God with a craving for bloody sacrifices.

Reality is the cage of those who lack imagination.

There is no great invention, from fire to flying, which has not been hailed as an insult to some god.

Would I lay down my life to save my brother? No, but I would to save two brothers or eight cousins.

I succeed in almost everything I do. My secret is persistence.

For a man, no more beautiful wish has ever found yet than wishing him a life full of kindness!

Every man's island, Jean Louise, every man's watchman, is his conscience. There is no such thing as a collective conscience.

I try to really understand every aspect of the most high; for me, the most high is Allah... I live my life by Islam.

We make the oldest stories new when we succeed, and we are trapped by the old stories when we fail

Focus on the moment, not the monsters that may or may not be up ahead.

It always takes a scandal to bring about reform.

Last I heard, I was being traded to Washington for Monica Lewinsky.

No guru, no method, no teacher, just you and I and nature, and the father in the garden.