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. – Lewis Mumford
The earth is the Lords fullness thereof: this is no longer a hollow dictum of religion, but a directive for economic action toward human brotherhood. – Lewis Mumford
A man of courage never needs weapons, but he may need bail. – Lewis Mumford
I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me. – Isaac Newton (1642–1727), spoken the evening before his death