if you were training with him for 10yrs, i see no reason you should "reach out" to him. clearly, he's got issues and is at a stage in life where he's got all the answers. trying to help would probably just cause scenes and unpleasantness.
on the other hand, when he comes crawling back with...
haven't read all umpty-ump pages of dialogue, but here's my 2c: i was doing bodybuilding for a few years a while back and while i did enjoy it a lot, i *vastly* prefer powerlifting for one simple reason:
with bodybuilding, you train and train and train and in a few weeks or a couple months...