Profits are not made by differential cleverness, but by differential stupidity.

The way it works is, you do the thing you’re scared shitless of, and you get the courage after you do it, not before you do it.

If knowledge can create problems, it is not through ignorance that we can solve them.

The propensity to truck, barter and exchange one thing for another is common to all men, and to be found in no other race of animals.

The problem of social organization is how to set up an arrangement under which greed will do the least harm, capitalism is that kind of a system.

Death does not concern us, because as long as we exist, death is not here. And when it does come, we no longer exist.

Anyone who trades liberty for security deserves neither liberty nor security

At the end of reasons comes persuasion.

We must plan for freedom, and not only for security, if for no other reason than that only freedom can make security secure

All political theories assume, of course, that most individuals are very ignorant. Those who plead for liberty differ from the rest in that they include among the ignorant themselves as well as the wisest.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not ‘Eureka!’ but ‘That’s funny…’.

Man is the only creature that refuses to be what he is.

Relativity applies to physics, not ethics.

Complete adaptation to environment means death. The essential point in all response is the desire to control environment.

Nothing is more dangerous than an idea, when you only have one.

A thing is not necessarily true because a man dies for it.

To know what people really think, pay regard to what they do, rather than what they say.

An artist is somebody who produces things that people don’t need to have.

Successful investing is anticipating the anticipations of others.

The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function.

I was not looking for my dreams to interpret my life, but rather for my life to interpret my dreams.

The problem with socialism is that eventually you run out of other people’s money.

Never attribute to malice that which is adequately explained by stupidity.

Aesthetics are meaningless unless they are accompanied by innovation.

Education makes a people easy to lead, but difficult to drive; easy to govern, but impossible to enslave.

It is better to be roughly right than precisely wrong.

Great people talk about ideas Average people talk about things Small people talk about other people.

A man always has two reasons for doing anything; a good reason and the real reason

Plans are nothing; planning is everything.

Don’t worry about people stealing an idea. If it’s original, you will have to ram it down their throats.

If it’s a good idea, go ahead and do it. It is much easier to apologise than it is to get permission

A goal without a plan is just a wish