A metaphysical conclusion is either a false conclusion or a concealed experimental conclusion.

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.

Meanwhile 1st April to lie as if they were honest throughout the year.

People say we were an overnight success. It took us a year to be an overnight success.

It's very hard to understand what's happening in someone's brain and what goes into their experience and their death, and the music has to say a lot.

I think we all have had better days in competition.

The mate for beauty should be a man and not a money chest.

The only inequalities that matter begin in the mind. It is not income levels but differences in mental equipment that keep people apart, breed feelings of inferiority.

Bill O'Reilly, Megyn Kelly and Sean Hannity are the Mount Rushmore of keeping old people angry.

To me we're living in this very profoundly non-idealogical time where the real divide is between people who have power and people who either don't have power or feel that they don't have power.

I am young, but I have been through a lot.

Hollywood is a cottage industry involving a very small number of people, and around the edges are enormous numbers of people trying to get into it and work.