Beware the irrational, however seductive. Shun the ‘transcendent’ and all who invite you to subordinate or annihilate yourself. Don’t be afraid to be thought arrogant or selfish. Picture all experts as if they were mammals....

The question of the position of man, as an animal, has given rise to much disputation, with the result of proving that there is no anatomical or developmental character by which he is more widely...