Who said "The most important thing is to be kind. That's all."?

This quote is attributed to Billie Jean King.

The most important thing is to be kind. That's all. - Billie Jean King

"The most important thing is to be kind. That's all."

Billie Jean King Kindness

Professional Tennis Player American Born 1943 (age 83)

"Be bold. If you're going to make an error, make a doozy, and don't be afraid to hit the ball."

"Champions keep playing until they get it right."

"I really believe in the philosophy that you create your own destiny."

"The winner's edge is not in a gifted birth, a high IQ, or in talent. The winner's edge is all mental."

"A good man treats his wife with respect."

"Kindness always comes back around."

"The power of a smile can change everything."

"Kindness is weakness to some. Not to me."