Then allow a cooling off period. Come back in a few days and look at it again. Don't be afraid of getting rid of anything that bothers you. Sometimes you're your best critic. Just get rid of it without tears.
Nothing is sacred.
Listen to them. You can always learn something even if you don't agree. For me, reading the poem aloud is the supreme test. I never clean my desk at the end of the writing session. It's so much more encouraging to come back to an open, half-filled page or screen.