"Oh that's too much pressure"
"I don't want to feel like a salesman"
You should have fired those people on the spot.
And then looked around the room and told them that the bonuses were mandatory, and if they did not earn them, they'd be fired too.
Yeah right.
No matter how good that might sound or how satisfying that might be, it doesn't work.
But complaining about it on a message board really works, right?