Common Sense
Some things make sense. And some things make sense but professionals of one stripe or another refuse to accept it. That's just silly to me. For example, witness the Monty Hall problem and the concept that 0.9999... equals 1. In case you've never encountered the Monty Hall problem, it basically involves a word puzzle using the old Let's Make a Deal TV show as a setting. Here's the puzzle as it appeared in Marilyn vos Savant's "Ask Marilyn" column back in 1990: Suppose you're on a game show, and you're given the choice of three doors: Behind one door is a car; behind the others, goats. You pick a door, say No. 1 [but the door is not opened], and the host, who knows what's behind the doors, opens another door, say No. 3, which has a goat. He then says to you, "Do you want to pick door No. 2?" Is it to your advantage to switch your choice? Pretty much everyone would answer "no" since door 1 and 2 each have an equal chance to hav...