Harry Potter and the Order of the Phoenix (Harry Potter, #5)

by J.K. Rowling

“THEN — I — DON’T — WANT — TO — BE — HUMAN!” Harry roared, and he seized one of the delicate silver instruments from the spindle-legged table beside him and flung it across the room. It shattered into a hundred tiny pieces against the wall.

“You do care,” said Dumbledore. He had not flinched or made a single move to stop Harry demolishing his office. His expression was calm, almost detached. “You care so much you feel as though you will bleed to death with the pain of it.”

Youth cannot know how age thinks and feels. But old men are guilty if they forget what it was to be young . . . and I seem to have forgotten lately . .