If you could take an aspect from the Arcane lore/universe and apply it to real life, what would you apply?

[Meta]

I don’t think that is possible unfortunately.

Magic is bad for humanity

Imagine what the world would have been like without magic. 1. Magic creates and gives evil people’s power If it weren’t for magic, the world obviously would not have gone through much of the strife it did. The most obvious example is the world being destroyed twice, once by Durza’s great blast, and second by the Cursebeard War. If not for magic, these tragic losses of life could not have happened. The less obvious impact is giving evil people power. You could say the same through technology, …

Unless by evil you mean no curses then yea that could MAYBE work?