Marvel What If...?: How to Avoid Succumbing to the Dark Side of Curiosity

This time on Marvel's What If...?, what can we learn from Doctor Strange's unyielding pursuit to raise Christine from the dead?  In this exciting, yet haunting episode the writers of the show seemingly ask the audience to consider, how do you control a rogue thought before it consumes you?  We've all seen our heroes fall, taken down by their own dark thoughts they couldn't banish.  As Curious Explorers we must consider that we are not above such things, and are in fact even prone to them.  How might we avoid a similarly ominous fate?