Why had he never appreciated the miracle that he was, brain and nerve and bounding heart?

It's just hard," Harry said finally, in a low voice, "to realize he won't write me again

According to Madam Pomfrey, thoughts could leave deeper scars than almost anything else.

Mr. and Mrs. Dursley, of number four, Privet Drive, were proud to say that they were perfectly normal, thank you very much. They were the last people you'd expect to be involved in anything strange or mysterious, because they just didn't hold with such nonsense.

Yeah, we’ll call you,” muttered Ron as the knight disappeared, “If we ever need someone mental.

Things we lose have a way of coming back to us in the end, if not always in the way we expect.

According to Nietzche," said a sharp new voice, making them all jump, "philosophy is the biography of the philosopher.