"He wasn't happy to find out about your death when he returned from space. Bruce didn't actually contact him in the wake of it." Because Bruce was taking Jason's loss worse than anyone and because Bruce just does not know how to talk to people when he cares about them.

"They were still tense when I approached him about being Robin. Not that I quite understood how much at that time. I just thought I could lead him back to the manor and he'd go back to being Robin," Tim was an idiot and so completely blind to the actual feelings and grieving process at the time.