Who said "Contradiction can be a sign not of error, but of depth."?

This quote is attributed to Beall, Jc.

Contradiction can be a sign not of error, but of depth. - Beall, Jc

"Contradiction can be a sign not of error, but of depth."

Beall, Jc Wisdom

Philosopher-Logician American Born 1970 (age 56)

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