When the average candidate was clumsy, audiences liked him even less. But when the expert was clumsy, audiences liked him even more. - Adam Grant

Argue like you’re right and listen like you’re wrong.

Teachers’ beliefs created self-fulfilling prophecies. When teachers believed their students were bloomers, they set high expectations for their success. As a result, the teachers engaged in more supportive behaviors that boosted the students’ confidence and enhanced their learning and development

Some people, when they do someone a favor, are always looking for a chance to call it in. And some aren’t, but they’re still aware of it — still regard it as a debt. But others don’t even do that. They’re like a vine that produces grapes without looking for anything in return . . . after helping others . . . They just go on to something else . . . We should be like that. — Marcus Aurelius, Roman emperor A