例句-1：When Roger asked his best buddy Tony to go into business with him, it sounded like a winning idea. But now that Roger's found out that Tony is incompetent, he feels there's little he can do without jeopardizing his long-term friendship. He's certainly painted himself into a corner
例句-2：Several candidates up for re-election are vowing never to raise taxes or cut services. So what do they think they're going to do as the economy gets worse? They're painting themselves into a corner because they'll have no other choice but to go back on their campaign promises.