I think the greatest strength is knowing when to be humble. - Roger Federer

"I think the greatest strength is knowing when to be humble."

Roger Federer Strength

Professional Tennis Player Swiss Born 1981 (age 45)

More from Roger Federer

"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."