Who said "If you have to do something, you can do it."?

This quote is attributed to Harper Lee.

If you have to do something, you can do it. - Harper Lee

"If you have to do something, you can do it."

Harper Lee Strength

Novelist American 1926–2016

"Courage is not the absence of fear, but rather an assessment that something else is more important than fear."

"You never really understand a person until you consider things from his point of view."

"The one thing that doesn't abide by majority rule is a person's conscience."

"Simply because we were licked a hundred years before we started is no reason for us not to try to win."

"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."