You'd better not tell him so, or he might give you a lesson in politeness.
"Don't let me detain you," said Halbert, with an elaborate share of politeness.
He was as indefatigable in politeness, as his wife had been in her regimental duties.
But Mr. Hand, flattered by her politeness, begged her to remain.
How you oppress me, my dearest friend, with your politeness!