B.F. Skinner

We are all controlled by the world in which we live, and we are all, in turn, controlling it.

The way to build a better world is not to make people better, but to make the world better.

The only difference between a pigeon and a human is that the pigeon can fly.

The problem with the world is that everyone is trying to change everyone else, and no one is trying to change themselves.

We do not act because we are free, we are free because we act.

The only way to avoid criticism is to do nothing, say nothing, and be nothing.

Man is a machine, but a very complicated one.

The environment is everything that isn't me.

The most important thing to remember about behavior is that it's always caused.

We don't need to understand the mind to understand behavior.

The world is full of good intentions, but it's also full of bad consequences.

The ultimate goal of science is to predict and control.

Freedom is an illusion, but a very useful one.

The only thing that matters is what you do, not what you think.

We are all products of our environment, but we can also change our environment.

The greatest discovery of all time is that a person can change his future by merely changing his attitude.

The trouble with the world is that the stupid are cocksure and the intelligent are full of doubt.

Why do we say that a man is 'free' to choose if his choice is determined by his past history?

The only way to make a man behave is to make it impossible for him to misbehave.

The perfect government would be one that governs least, but guides most.