https://www.oreilly.com/openbook/freedom/ch03.html
During her son's junior year, Lippman [Richard Stallman's mom] says she scheduled an appointment with a therapist. The therapist expressed instant concern over Stallman's unwillingness to write papers and his run-ins with teachers. Her son certainly had the intellectual wherewithal to succeed at Harvard, but did he have the patience to sit through college classes that required a term paper? The therapist suggested a trial run. If Stallman could make it through a full year in New York City public schools, including an English class that required term papers, he could probably make it at Harvard. Following the completion of his junior year, Stallman promptly enrolled in summer school at Louis D. Brandeis High School, a public school located on 84th Street, and began making up the mandatory art classes he had shunned earlier in his high-school career.
By fall, Stallman was back within the mainstream population of New York City high-school students. It wasn't easy sitting through classes that seemed remedial in comparison with his Saturday studies at Columbia, but Lippman recalls proudly her son's ability to toe the line.
"He was forced to kowtow to a certain degree, but he did it," Lippman says. "I only got called in once, which was a bit of a miracle. It was the calculus teacher complaining that Richard was interrupting his lesson. I asked how he was interrupting. He said Richard was always accusing the teacher of using a false proof. I said, 'Well, is he right?' The teacher said, 'Yeah, but I can't tell that to the class. They wouldn't understand.'"
He actually said that