Life is an art we are required to practice without preparation, a score that we play at sight even before we have mastered our instruments.

War vies with magic in its efforts to get something for nothing.

Geneva has the sleepy tidiness of a man who combs his hair while yet in his pyjamas.

The chief enemy of peace is the spirit of unreason itself: an inability to conceive alternatives, an unwillingness to reconsider old prejudices, to part with ideological obsessions, to entertain new ideas or to improve new plans.

The city is a fact in nature, like a cave, a run of mackerel or an ant-heap. But it is also a conscious work of art, and it holds within its communal framework many simpler and more personal forms of art. Mind takes form in the city; and in turn, urban forms condition mind.

Nothing about his life is more strange to [man] or more unaccountable in purely mundane terms than the stirrings he finds in himself, usually fitful but sometimes overwhelming, to look beyond his animal existence and not be fully satisfied with its immediate substance. He lacks the complacency of the other animals: he is obsessed by pride and guilt, pride at being something more than a mere animal, built at falling short of the high aims he sets for himself.

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