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.

Nothing is unthinkable, nothing impossible to the balanced person, provided it comes out of the needs of life and is dedicated to life's further development.

Utopias rest on the fallacy that perfection is a legitimate goal of human existence.

A society that gives to one class all the opportunities for leisure, and to another all the burdens of work, dooms both classes to spiritual sterility.

Our national flower is the concrete cloverleaf.

Western society has accepted as unquestionable a technological imperative that is quite as arbitrary as the most primitive taboo: not merely the duty to foster invention and constantly to create technological novelties, but equally the duty to surrender to these novelties unconditionally, just because they are offered, without respect to their human consequences.

Without leisure there can be neither art nor science nor fine conversation, nor any ceremonious performance of the offices of love and friendship.