The very essence of instinct is that it's followed independently of reason.

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!

Any new problem is a new puzzle.

Education is simply the soul of a society as it passes from one generation to another.

Life's hard, Love's harder.

A strong brand is the only thing that can tip the balance of power between distributors and a manufacturer back into the manufacturer's favor.

Make sure you're right, then go ahead.

I'd rather be at home with 12 people around the table.

Love is a very ancient force, which served its purpose in its day but no longer is essential for the survival of the species.

The FBI doesn't sit around all day and read tweets. The FBI's going to do their job. Robert Mueller's going to do his job.

What we have not has made us what we are. / ... / What we are not drives us to consummation.