One believes in Stephen Dedalus as one believes in few characters in fiction.

In the scientific world I find just that disinterested devotion to great ends that I hope will spread at last through the entire range of human activity.

I often think we do not take this business of photography in a sufficiently serious spirit. Issuing a photograph is like marriage: you can only undo the mischief with infinite woe.

I felt the first inkling of a thing that presently grew quite clear in my mind, that oppressed me for many days, a sense of dethronement, a persuasion that I was no longer a master, but an animal among the animals, under the Martian heel.With us it would be as with them, to lurk and watch, to run and hide; the fear and empire of man had passed away.

It is not reasonable that those who gamble with men's lives should not stake their own.

Everywhere in the world there are ignorance and prejudice, but the greatest complex of these, with the most extensive prestige and the most intimate entanglement with traditional institutions, is the Roman Catholic Church.

Man is the unnatural animal, the rebel child of nature, and more and more does he turn himself against the harsh and fitful hand that reared him.