Who said "Be aware of yourself, but not too much. That's the key."?

This quote is attributed to Billie Jean King.

Be aware of yourself, but not too much. That's the key. - Billie Jean King

"Be aware of yourself, but not too much. That's the key."

Billie Jean King

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."

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

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