Course Dumbledore trusts you,” growled Moody. “He’s a trusting man, isn’t he? Believes in second chances. But me — I say there are spots that don’t come off, Snape. Spots that never come off, d’you know what I mean?
J.K. Rowling, Harry Potter and the Goblet of Fire
dumbledore, mad-eye-moody, severus-snape, trust