“I could have gone to medical school, I said. Except for all the math and stuff.”

“The road to medical school started with a job mowing lawns I was far from sure I could handle.”

“Funny, reely," he said. "You spend your whole life goin' to school and learnin' stuff, and they never tell you about stuff like the Bermuda Triangle and UFOs and all these Old Masters running around the inside of the Earth. Why do we have to learn boring stuff when there's all this brilliant stuff we could be learnin', that's what I want to know.”

“Do you mean ter tell me," he growled at the Dursleys, "that this boy—this boy!—knows nothin' abou'—about ANYTHING?"Harry thought this was going a bit far. He had been to school, after all, and his marks weren't bad."I know some things," he said. "I can, you know, do math and stuff.”

“Now that it's over, I wish I could have all the bad stuff back... just so I could have the good.”

“Sister's gone to school," I said to Sally."Ah," said Sally. "And will she come home again?”