For checking the transcript: https://www.buzzsprout.com/2379282
To have a knack for sth:
means to have a natural talent or skill in doing something, often without much effort. It means To be naturally good at doing something, often without trying very hard.
Examples:
1- Oprah Winfrey has a knack for interviewing guests. She asks the right questions that make her guests feel comfortable, resulting in deeply personal and revealing conversations.
2- My dog has a knack for stealing socks. Every time I do laundry, he makes it his mission to create a sock pile in the living room!