Who said "I didn't become the master of evil by being kind."?

This quote is attributed to Zurg.

I didn't become the master of evil by being kind. - Zurg

"I didn't become the master of evil by being kind."

Zurg Leadership

"Fear is the most delicious emotion of all!"

"I didn't become Emperor by being timid."

"Power is not given—it is taken."

"Every great villain starts with a dream."

"A leader must be fair and just."

"Integrity is everything."

"One must take responsibility for one's environment."

"In this house, I make the decisions"