Who said "Evil is real, but so is good."?

This quote is attributed to Mrs. Which.

Evil is real, but so is good. - Mrs. Which

"Evil is real, but so is good."

Mrs. Which Truth

Character in A Wrinkle in Time

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"The mind power of evil is great"

"Your father needs you"

"IT thinks with the brains"

"Evil requires conformity"

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."