The fact that he changed his mind when he went to see someone and had gone such a long way to see them . . . . . This too would also be a part of it. Giving away his money . . . . Also, many high functioning people try to self medicate, with drugs, something that they find themselves that aleviates the pain. Also, many autistic people look at the world differently.
Colors are very important . . .
The way he describes colors, especially his attraction to yellow. One may be overly shy, the other not at all. It was a thought anyway.