Englishmen rarely cry, except under the pressure of the acutest grief; whereas in some parts of the Continent the men shed tears much more readily and freely.

The love for all living creatures is the most noble attribute of man.

A man who dares to waste one hour of time has not discovered the value of life.

The world will not be inherited by the strongest, it will be inherited by those most able to change.

Nothing exists for itself alone, but only in relation to other forms of life

Building a better mousetrap merely results in smarter mice.

A mathematician is a blind man in a dark room looking for a black cat which isn't there.

An American monkey, after getting drunk on brandy, would never touch it again, and thus is much wiser than most men.

It is not the biggest, the brightest or the best that will survive, but those who adapt the quickest.

We can allow satellites, planets, suns, universe, nay whole systems of universes, to be governed by laws, but the smallest insect, we wish to be created at once by special act.

What a book a devil's chaplain might write on the clumsy, wasteful, blundering, low, and horribly cruel work of nature!

Oh, sorry. I’m not . . . uh . . . interrupting something that will make me uncomfortable, am I?

The flush toilet, more than any single invention, has 'civilized' us in a way that religion and law could never accomplish.

Life isn't what you want it to be, it's what you make it become.

Imported actors, like certain wines, sometimes do not stand the ocean trip. This can be as true of American actors in Europe as it is of European actors in America.

Personal excellence can be achieved by a visionary goal, through planning, dedicated execution, and total follow-through.

I want great food and wine, and friends to enjoy it all.

The most painful thing about mathematics is how far away you are from being able to use it after you have learned it.

I ask myself why I do it [work]. Maybe it's to prove I'm still around. It takes a lot out of my body. I'm not an NBA player anymore. At my age, very few people can handle it.

Moreover, photography has made it possible to fix these images and now provides us with a permanent record of each observed spectrum, which can be measured out at any time.