Who said "The mind of a conqueror cannot be conquered."?

This quote is attributed to Alexander the Great.

The mind of a conqueror cannot be conquered. - Alexander the Great

"The mind of a conqueror cannot be conquered."

Alexander the Great Strength

Military Conqueror Macedonian 356–323

"I am not afraid of an army of lions led by a sheep; I am afraid of an army of sheep led by a lion."

"There is nothing impossible to they who will try."

"Remember upon the conduct of each depends the fate of all."

"I want to take Rome with Caesar or perish with him."

"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."