Is it wrong for me to expect some kind of happiness for myself?

my father died of cancer in 2016 i still can't over it

my mom is not in greet health

i hate my job in the summer i;m working 60 hours a week i was talking to my boss about that today he said i could only work 40 hours if i wanted to next summer not sure if i belive him.

Is it wrong for me to expect some kind of happiness for myself?
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