Pride is a complicated emotion. It can propel human beings to dizzying new heights, where the their accomplishments can spread beyond self to all of mankind. But pride can also push people to behave abominably. Jessica Tracy, a psychology professor at the University of British Columbia, looks at both sides in her book, titled — Take Pride: Why the Deadly Sin Holds the Secret to Human Success. She discussed her ideas on the Knowledge at Wharton show,  part of  Wharton Business Radio on SiriusXM channel 111 . (Listen to the podcast at the top of this page.) An edited transcript of the conversation follows. Knowledge at Wharton: Explain the back story on how pride got this negativity attached to it. I think if you take pride in your work, it’s always a positive. Jessica Tracy: Do you? I agree that it’s often a positive. I won’t say always because there is a darker side to pride. But I think what you’re suggesting is unusual in that a lot of people do see it as negative.…