Hitler: Ambition to make great Deutschland, wealthy nation, powerful.
He choose the path of violence, hatred for Jews.
attacked neighbours, revenge for humiliation if World war 1.
Asoka: Ambition to establish great Magadh empire. Winning every war, but then changed of his heart.
He choose path of peace, non-violence after seeing many deaths,in Kalibnga war . He established various edicts pillars spread message of Dhamma, budhism