The very people who shudder over the cruelty of the hunter are apt to forget that slaughter, in the grimmest sense of the word, is a process they entrust daily to the butcher; and that unlike the game of the forests, even the dumbest creatures of the slaughterhouse know what is in store for them.

To curb the machine and limit art to handicraft is a denial of opportunity.

A picture was once a rare sort of symbol, rare enough to call for attentive concentration. Now it is the actual experience that is rare, and the picture has become ubiquitous.

Do you want to know what I most regret about my youth? That I didn't dream more boldly and demand of myself more impossible things; for all one does in maturity is to carve in granite or porphyry the soap bubble one blew in youth! Oh to have dreamed harder!

The artist does not illustrate science; ... [but] he frequently responds to the same interests that a scientist does, and expresses by a visual synthesis what the scientist converts into analytical formulae or experimental demonstrations.

Traditionalists are pessimists about the future and optimists about the past.

Today, the notion of progress in a single line without goal or limit seems perhaps the most parochial notion of a very parochial century.