I've learned how to sleep on airplanes. When I'm taking a trans-Atlantic flight or going to a different continent, I will always read because reading puts me to sleep. When you watch a movie, you have all that light coming to your eyes, but with reading, I can't get through 15 or 20 pages.

People think when you're struggling and not winning matches it's because you're not working hard. That's the biggest misnomer in tennis.

Usually I'm traveling for tennis, so the most important thing for me is to not get jet lag.

John Isner Quotes