As hard as it is, try not to take it personally. You tried helping him, that was a good thing. He has a choice whether to appreciate it or not. It doesn't make what YOU did any less valued.
M-43 W-40 2D - 9 and 5
Emotion, yet peace. Ignorance, yet knowledge. Passion, yet serenity. Chaos, yet harmony. Death, yet a new life.