"I just love seeing everyone who's doing 75 hard constantly. I still haven't done it fully myself, but I love seeing that being a catalyst for so many other people transform their mind and their discipline from that," he says. "Lewis understands what the fuck is going on... He's interviewed very well some of the greatest minds that are alive." Lewis also talks about his upcoming book: "It's going to be my next book I read on 75 Hard"