Don and Roger aren't really the best of friends. Tension is palpable in this scene from "Love Among the Ruins."
Added:
Don and Betty face a family problem in "Love Among the Ruins." Her father isn't doing well again.
Added:

Mad Men Season 3 Episode 2 Quotes

Change isn't good or bad. It just is.

Don

Don: Why did you buy our company?
Price: I don't know.