Sen. Lindsey Graham, R-S.C., may have finally cracked the code for dealing with President Trump, whose erratic leadership style often mystifies Washington.

“You could be as dark as charcoal and lily white, it doesn’t matter as long as you’re nice to him,” he said in an interview on CNN. “You could be the pope and criticize him, it doesn’t matter, he’ll go after the pope. You could be Putin and say nice things, and he’ll like you.”