Former Navy SEALs and "Extreme Ownership" authors Jocko Willink and Leif Babin talk about the importance of waking up at 4:30 a.m. every single day.
Follow Jocko and Leif on Twitter. Listen to Jocko's podcast.
Former Navy SEALs and "Extreme Ownership" authors Jocko Willink and Leif Babin talk about the importance of waking up at 4:30 a.m. every single day.
Follow Jocko and Leif on Twitter. Listen to Jocko's podcast.