 and from the Doris Duke Foundation. Welcome back to How I Built This. I'm Guy Raz. If you're just joining us, you're listening to an excerpt from the How I Built This advice line, where I bring back a legendary guest to answer business questions from up-and-coming entrepreneurs. And this time, I'm joined by Maureen Kelly, founder of Tarte Cosmetics. To hear the full episode, check out How I Built This wherever you get your podcasts.