No reason why you can't give to yourself first.
"If anybody has a job and starts at 9, there’s no reason why they can’t get up at 4:30 or five and write for a couple of hours, and give their employers their second-best effort of the day—which is what I did." -- Mary Oliver
Only problem with this is--eventually employers figure out they're only getting your leftovers.
Thankfully, "employers" are a dime a dozen.
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