Yah know the Greeks wrote endless stories on why this was bad most of which involved picking fights with the gods ie. Beings against whom they had no hope of prevailing, and suffering the predictably horrible consequences.

Confidence isn’t the same thing as arrogance. The latter is delusion that blinds you to your own flaws until it’s too late to avoid catastrophe.

This isn’t building a foundation on sand, it’s building it on dynamite then taking up fire performing as a hobby.