There is a lot of difference between the man who is not able and his brother who is notable.

Zoo: An excellent place to study the habits of human beings.

Success is the good fortune that comes from aspiration, desperation, perspiration,and inspiration.

All work and no play makes Jack a dull boy - and Jill a wealthy widow.

The mint makes it first, it is up to you to make it last.

America believes in education: the average professor earns more money in a year than a professional athlete earns in a whole week.

Anger is the feeling that makes your mouth work faster than your mind.

This may be the age of automation, but love is still being made by hand.

Statistics: The only science that enables different experts using the same figures to draw different conclusions.

Nothing ages your car as much as the sight of your neighbor's new one.

Family: A social unit where the father is concerned with parking space, the children with outer space, and the mother with closet space.

Men occasionally stumble over the truth, but most of them pick themselves up and hurry off as if nothing had happened.

The ability to control the devil in you, defines the strength of your conscience!

I understood the importance in principle of public key cryptography but it's all moved much faster than I expected. I did not expect it to be a mainstay of advanced communications technology.

The word spinster tells you everything that you need to know about our attitude of women who choose not to marry, yes.

Know from the rivers in clefts and in crevices: those in small channels flow noisily, the great flow silent. Whatever's not full makes noise. Whatever is full is quiet.

Big results require big ambitions.

Every risk is worth taking as long as it's for a good cause, and contributes to a good life.

I came from a real working-class show business family.

I think I’m an alright twitterer.

We will work with any Administration and with any President in whom the American people have placed their trust. That is, of course, if they wish to cooperate with Russia.