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The original was posted on /r/todayilearned by /u/Salty-Dealer4797 on 2024-05-21 03:59:51+00:00.

Original Title: TIL that Philip Gale was a child prodigy who killed himself at age 19 by jumping from a classroom window. Before he did it, he wrote on the blackboard Newton’s equation for how an object accelerates as it falls, along with a sketch of a stick figure tossing a chair. He signed it, " Phil was here. "