Who said "Strength is not physical—it is the strength to act alone."?

This quote is attributed to Kang the Conqueror.

Strength is not physical—it is the strength to act alone. - Kang the Conqueror

"Strength is not physical—it is the strength to act alone."

Kang the Conqueror Strength

"I am inevitable. Across all timelines, all universes, I always win."

"Free will is an illusion. I have seen every possible outcome."

"Your resistance only delays the inevitable."

"I do not fear death. I have conquered it countless times."

"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."