Doing for my father what he didn't do for me

"What's your favorite color?" "None, I don't have one." I always get the impression that my father is a slightly odd person. So he doesn't have a favorite color. I asked him about that when I was very young and I thought his reply was the weirdest thing ever. I really don't know much about him. For example, whatever hobbies he has, he usually keeps to himself. A common type of conversation we've…