I never lecture, not because I am shy or a bad speaker, but simply because I detest the sort of people who go to lectures and don't want to meet them.
Source: In 1,911 Best Things Anybody Ever Said, ed. Robert Byrne, 1988.
-- H L Mencken, (Sep 12 1880-1956), US editor, satirist; He is known for his biting satire, insults, and debunking in The American Mercury, 1924-33.