Graphic designer Stefan Sagmeister is world-renowned for his ability to translate joy into creativity. And he is no stranger to TED, having given four of his own TEDTalks on topics ranging from the “Happiness by design” to “The power of time off.”

Here, Sagmeister rounds up his favorite talks, giving us a glimpse of what sparks his imagination. He says, “I find watching TED talks the most brilliant alternative to watching TV, especially with someone else while stopping and going and stopping and discussing it all.”

Dan Gilbert: The surprising science of happiness

Ze Frank: What's so funny about the web?

Theo Jansen: My creations, a new form of life

Paul MacCready: Flying on solar wings

Benjamin Zander: The transformative power of classical music