On one hand, there is insistence that he had legitimate reason to protect his self justification (it is natural to justify himself at the time of battle because Hideyoshi and Ieyasu also did the same) on the other, he believed that he was a reincarnation of Bishamonten, there is evidence of his strength of specific narcissistic genius.
一方で、大義名分を盾にし自己正当化をすることに拘り（合戦する際の理由で自身を正当化するのは秀吉や家康もしており当然ではあるが）、自身を毘沙門天の転生と信じるなど、天才特有の自己愛の強さの証左である、との評価も一部にある。