"He who fights with monsters should look to it that he himself does not become a monster. And when you gaze long into an abyss the abyss also gazes into you."
"The surest way to corrupt a youth is to instruct him to hold in higher esteem those who think alike than those who think differently."
"Mathematics would certainly have not come into existence if one had known from the beginning that there was in nature no exactly straight line, no actual circle, no absolute magnitude."
"What does not destroy me, makes me stronger."
"There are no facts, only interpretations."
"Art is the supreme task and the truly metaphysical activity in this life"
"Today as always, men fall into two groups: slaves and free men. Whoever does not have two-thirds of his day for himself, is a slave, whatever he may be: a statesman, a businessman, an official, or a scholar."
"Every concept arises from the equation of unequal things. Just as it is certain that one leaf is never totally the same as another, so it is certain that the concept "leaf" is formed by arbitrarily discarding these individual differences and by forgetting the distinguishing aspects."
Is he ENTJ?
His mother was ISFP IMO. Sister ESTP. Father ??