A person who has been punished is not thereby simply less inclined to behave in a given way; at best, he learns how to avoid punishment.

A failure is not always a mistake, it may simply be the best one can do under the circumstances. The real mistake is to stop trying.

Give me a child and I'll shape him into anything.

The major difference between rats and people is that rats learn from experience.

Education is what survives when what has been learned has been forgotten.

Behavior is determined by its consequences.

That's all teaching is; arranging contingencies which bring changes in behavior.

Behavior is shaped and maintained by its consequences

The way positive reinforcement is carried out is more important than the amount.

It is not a question of starting. The start has been made. It's a question of what's to be done from now on.

What is love except another name for the use of positive reinforcement? Or vice versa.

The only unhappiness is a life of boredom.

I've always been able to decide what was more important at different points in my life, but I never gave up personal things to work, never.

Better freedom with a crust, than slavery with every luxury.

Haven't you ever wished that you could steal back just a few hours of your past?" she asked softly. "That's all I want... just a little taste of what might have been.

In times of war, don't touch the guns; stay as a human! Always refuse to be a killer!

I get a lot of responses to my movies. Some people say, 'Oh, I thought it was really funny - I hope that's okay!' And my answer always is 'Yes. It's totally okay.'

Wisdom always makes men fortunate: for by wisdom no man could ever err, and therefore he must act rightly and succeed, or his wisdom would be wisdom no longer.

I have put off the past like a worn-out cloak.

The task of science is to stake out the limits of the knowable, and to center consciousness within them.

I'm so hyper. (said with a very dull voice>