The scene above is what clued me into Unkle Bob and one of the most powerful scenes I've ever seen in Grey's Anatomy it also gives a context to the random ramblings to follow.
After a while there are little signs that tell you you're depressed. I experienced 2 of them this week, so far. An unbelievable anger, unfocused and totally irrational but always there nonetheless. Perhaps mom is right that I should go to a pshrink and figure out what the problem is.