Prison is a severe and terrible punishment; but for me, thanks to Arthur Balfour, this was not so. I was much cheered on my arrival by the warder at the gate, who had to take particulars about me. He asked my religion, and I replied 'agnostic.' He asked how to spell it, and remarked with a sigh: 'Well, there are many religions, but I suppose they all worship the same God.' This remark kept me cheerful for about a week.

If we compare Europe with other continents, it is marked out as [another] persecuting continent.

I am compelled to fear that science will be used to promote the power of dominant groups rather than to make men happy.

I would never die for my beliefs because I might be wrong.

There is little of the true philosophic spirit in Aquinas. He does not, like the Platonic Socrates, set out to follow wherever the argument may lead.

To modern educated people, it seems obvious that matters of fact are to be ascertained by observation, not by consulting ancient authorities. But this is an entirely modern conception, which hardly existed before the seventeenth century.

The most savage controversies are about matters as to which there is no good evidence either way.