The reason why research is like sculpting from memory is that in neither is there a concrete visible subject to copy directly. The subject - as sculptors themselves are fond of saying - is hidden in the block of material.

Above all, the ability to feel the force of an argument apart from the substance it deals with is the strongest weapon against prejudice.

It seems a long time since the morning mail could be called correspondence.

Schools are not intended to moralize a wicked world, but to impart knowledge and develop intelligence, with only two social aims in mind: prepare to take on one's share in the world's work, and perhaps in addition, lend a hand in improving society, after schooling is done.

By the time I was 9, I had the conviction that everybody in the world was an artist except plumbers or people who delivered groceries.

In ordinary speech the words perception and sensation tend to be used interchangeably, but the psychologist distinguishes. Sensations are the items of consciousness--a color, a weight, a texture--that we tend to think of as simple and single. Perceptions are complex affairs that embrace sensation together with other, associated or revived contents of the mind, including emotions.

Music is intended and designed for sentient beings that have hopes and purposes and emotions.