I think we had better quit this place while we have four legs between us.
"You'd better quit work at this spot," he told the operator.
But if the idea is to protect your Ganymeans, you'd better quit right now.
"You better quit making a play for my wife or I'll come down there and give you what for!"
Maybe I'd better quit running at night, she thought.
I had better quit going to parties so close to home.
"We'd better quit," he said, looking up at the brightening sky.
"We'd better quit this as a bad job," the man finally decided.
You'd better quit looking back over your shoulder, turn around and face the future.
"I told him golf owed him nothing and that he had better not ever quit again."