Then tell me some of them. You never did that.
Others attributed claims of divinity to him for reasons ranging from it being better PR to the natural growth of myths and legends we see even in modern times about modern figures (Remember George Washington and the cherry tree story? Or how Christian missionaries incorporated local pagan beliefs into their doctrine when converting locals?)
He was a great philosopher and truly believed in his own divinity - but then a great many men believed some true things and some false. (Newton, for instance, believed in alchemy, but was still a great scientist.)
He started believing his own PR.
He was a great thinker given to occasional bouts of delusions of grandeur.
The fact is it is possible for someone to be right about some things, wrong about others. And it's possible for others to embellish your life story to make it a better sell.