No way, never!
A little, but I'm not sure why.
Yes, because I'm not sure it's entirely natural.
Yes, because I have a partner and I'm not sure if s/he'd approve.
I never masturbate at all, because I would feel guilty.
I never masturbate, but if I did I wouldn't feel guilty.
Soccer Athlete Success Evaluation (S.A.S.E.)
It takes more than quick feet to succeed in soccer. A player must be both physically and mentally tough.