What personality trait in people raises a red flag with you?

In conversation, people who talk incessantly then expect you to do the same.

Questions being answered which were not asked. Deaf listeners.

Physicians who do not heal themselves, i.e. are not examples of healthy living or fitness.

Plutocrat heads of state who keep their people impoverished and enslaved and unlearned. Uncaring shepherds.

People fixing things that are in perfect working order.