100 Quotes by Jack Sock

I can personally say if I'm not relevant in the singles world and my only choice is to play doubles, I'd probably stop playing tennis.

If I need to I can play defense, I guess.

It's the tactics, the little things I like to focus on and get better at.

I'm definitely a creature of habit.

I don't know if it's underrated or not but I have confidence in my speed and my quickness around the court.

I was a smaller kid when I was growing up so I had to learn some defensive skills. I had to grind a little bit and win points by scrapping it out.

I love being on the clay. It feels very comfortable to me.

Kansas City - it's simple living. It has everything that I need.

Obviously at the end of the day it's an individual sport.