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

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.

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.

School yourself to demureness and patience. Learn to inure yourself to drudgery in science. Learn, compare, collect the facts.

I said, but I have to go, there are so many places calling my name.

I went on spouting bullshit Encouragements as Gus's parents, arm in arm, hugged each other and nodded at every word. Funerals, I had decided, are for the living.

If we begin to study the Scriptures, our souls shall be sanctified.

Set wide the window. Let me drink the day.

She loves you. Do you even know what to do with that?” I kissed the top of her head. “Cherish it like it’s the most precious thing on the face of the earth.

I'd rather believe in my own choice and see it all go wrong than do something I'm not fully convinced of and later feel guilty about it.

Humans aren't as good as we should be in our capacity to empathize with feelings and thoughts of others, be they humans or other animals on Earth.

You may not realize this, but people have the power to change the world.

So lots of respect for all you boys and girls out there who tab out songs like all the time. You bring rock and roll music closer to the people. Gratefully yours

Stop the world, Scotland wants to get on.