That is impossible. Opportunity doesn’t come knocking twice!
I think I'm coming down with something.
Well, both carry stiffs, but one's for coming and the other's for going.
A baby in the oven.
He's never met a woman he hasn't knocked out.
A: Because she has no arms! Knock knock. Who's there Not Susie!
Because she has no arms. Knock Knock. Who's there Not Sandra.
ON AN OPPORTUNITY
So they can open doors of opportunity for their students.