Music strikes the ear as a perfectly undisturbed uniform sound which remains unaltered as long as it exists.

All that science can achieve is a perfect knowledge and a perfect understanding of the action of natural and moral forces.

The originator of a new concept...finds, as a rule, that it is much more difficult to find out why other people do not understand him, than it was to discover the new truth.

Music stands in a much closer connection with pure sensation than any of the other arts.

Whoever, in the pursuit of science, seeks after immediate practical utility, may generally rest assured that he will seek in vain.

The quantity of force which can be brought into action in the whole of Nature is unchangeable, and can neither be increased nor diminished.

A moving body whose motion was not retarded by any resisting force would continue to move to all eternity.

What we see is the solution to a computational problem, our brains compute the most likely causes from the photon absorptions within our eyes.

The smallest quantity of alcohol scares away novel ideas.

Black is real sensation, even if it is produced by entire absence of light. The sensation of black is distinctly different from the lack of all sensations.

Each individual fact, taken by itself, can indeed arouse our curiosity or our astonishment, or be useful to us in its practical applications.

In the average, want overcomes reason. In the magnificent, reason is the want.

One of life's gifts is that each of us, no matter how tired and downtrodden, finds reasons for thankfulness: for the crops carried in from the fields and the grapes from the vineyard.

We are different, my friend. We are visionaries. A monkey looks up and sees and banana, and that is as far as he looks. But a visionary looks up and sees the moon.

Charity looks at the need not at the cause.

Happiness is at once the best, the noblest, and the pleasantest of things.

There is a grand designer behind everything. God's plan for your life, all that happens to you, including your mistakes, your sins, and your hurts.

I am not your dog, but if every time you saw me, you gave me a backrub, I would run to greet you, too.

I dread the day I leave [Doctor Who], because then I'll have to go back to writing bedrooms and offices and pubs. And maybe a field, if I'm lucky.

The fact that the scrub literally comes out into your hand as a powder and then activates with water is a really cool thing.

Maybe it was mean, but I really don't think so. You asked for the truth and I told you.