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“It does not do to dwell on dreams and forget to live.”
― J.K. Rowling, Harry Potter and the Sorcerer's Stone

“You could say sorry," suggested Harry bluntly.
"What, and get attacked by another flock of canaries?" muttered Ron.
"What did you have to imitate her for?"
"She laughed at my mustache!"
"So did I, it was the stupidest thing I've ever seen.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince

“Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.”
― Albert Einstein

“Ginny!" said Mr. Weasley, flabbergasted. "Haven't I taught you anything? What have I always told you? Never trust anything that can think for itself if you can't see where it keeps its brain?”
― J.K. Rowling, Harry Potter and the Chamber of Secrets