I say, I don’t think the human frame is very thoughtfully constructed for this sleuthhound business. If one could go on all fours, or had eyes in ones knees, it would be a lot more practical’… ‘What luck! Here’s a deep, damp ditch on the other side, which I shall now proceed to fall into.’ A slithering crash proclaimed that he had carried out his intention.

No, no, there must be a limit to the baseness even of publishers.

the truth and value of a theory does not depend on the number of people who are interested in it - otherwise you might compare the number of people who follow the predictions of astrologers in the daily press with those who attend lectures by Einstein, and conclude that astrology was more valuable and true than physics.

I gather that he nearly knocked you down, damaged your property, and generally made a nuisance of himself, and that you instantly concluded he must be some relation to me.

[O]ne can scarcely be frightened off writing what one wants to write for fear an obscure reviewer should patronise one on that account.

Those who make some other person their job... are dangerous.

Here be dragons to be slain, here be rich rewards to gain; If we perish in the seeking, why, how small a thing is death!