H. L. Mencken's Law: By admin / On May 13, 2009 / At 12:00 am / In Jokes 63 Views H. L. Mencken’s Law: Those who can, do. Those who can’t, teach. Martin’s Extension: Those who cannot teach, administrate. Like224 Dislike28 2275600cookie-checkH. L. Mencken's Law:yes Post navigation Prev Post3 men Next PostLights You May Also Like Handsome Tip On March 25, 2023 | In Jokes Photo Day On March 24, 2023 | In Jokes Debunking Myths On March 23, 2023 | In Jokes