Now author Lee Child has admitted he keeps his writing razor-sharp by working while high on cannabis and even claims that it should be made compulsory.
"I’ve been smoking weed for 44 years, five nights a week," the author confessed. "I’m the poster boy to prove it doesn’t do you much harm."
"I have a guy on speed dial in New York who comes over with a huge range of marijuana. I smoke it in a pipe because I’ve never been any good at rolling my own joints."