At their worst, graduation speeches are boring, trite, and pedantic. But at their best, they’re touching meditations on what it means to live a purposeful, fulfilling life. On this week’s episode of Apple News In Conversation, host Shumita Basu speaks with commencement-speech connoisseur Cristina Negrut, who has read hundreds of speeches and cataloged many on the website Best Graduation Speeches. This is a preview of their conversation.