Who said "The mark of a champion is how you handle adversity."?

This quote is attributed to Roger Federer.

The mark of a champion is how you handle adversity. - Roger Federer

"The mark of a champion is how you handle adversity."

Roger Federer Strength

Professional Tennis Player Swiss Born 1981 (age 45)

"I appreciate the opportunity to play in front of my home fans"

"Tennis has given me everything"

"The moment of victory is much too brief to live for that and nothing else"

"I still have a few years left, I hope"

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."