Earlier quoted context omitted.
It’s also ok to be completely sober. In general if someone tells you they are sober it’s not a great idea to suggest they have a drink on occasion.
Alcohol and caffeine are the only two drugs I can think of (okay, in some circles maybe cannabis too) where the response to "I cut this thing out of my life" is often "why?" or "you know you could still do a little?" One exercise to illustrate the ridiculousness and disrespect of phrases like that is to replace "alcohol" with "crack". "I don't do crack anymore" would basically never be responded to with "you know, yo…
Or replace it with "oxygen" and see how ridiculous it is to suggest absteining from it. See how bad analogies cut both ways?