Learn the ABC of science before you try to ascend to its summit.

Never think that you already know all. However highly you are appraised, always have the courage to say to yourself-I am ignorant.

Don't become a mere recorder of facts, but try to penetrate the mystery of their origin.

When the dog is repeatedly teased with the sight of objects inducing salivary secretion from a distance, the reaction of the salivary glands grows weaker and weaker and finally drops to zero.

Science demands from a man all his life. If you had two lives that would not be enough for you. Be passionate in your work and in your searching.

While you are experimenting, do not remain content with the surface of things.

Men are apt to be much more influenced by words than by the actual facts of the surrounding reality

Perfect as the wing of a bird may be, it will never enable the bird to fly if unsupported by the air. Facts are the air of science. Without them a man of science can never rise.

Appetite, craving for food, is a constant and powerful stimulator of the gastric glands.

It is still open to question whether psychology is a natural science, or whether it can be regarded as a science at all.

Perfect as the wing of a bird may be, it will never enable the bird to fly.

You possess other people's...bodies."He accepted that statement with a nod."Do you want to possess my body?""I want to do a lot of things to your body, but that's not one of them.

You teacher, teach your pupils freedom in thought and deed, honesty in thought and deed, and tolerance in thought and deed.

The only thing that matters is what you do now, here.

Reports about very innocent people being thrown into detention, where they could be held for years without any representation or charges, is distressing.

Oh, it's you," Curran's voice said quietly. "I thought it was an elephant.

Unlike a mere deception or a simple secret, which gives the impression that something's been taken away, a great magician makes you feel like something's been given to you.

There’s no doubt in my mind that McMurphy’s won, but I’m not sure what.

I will not abridge my freedoms so as not to offend savages, freedom of speech is under violent assault here.

I'm not against mothers. I am against the ideology which expects every woman to have children, and I'm against the circumstances under which mothers have to have their children.

We always learn more from the losing than the winning.