I can mention many moments that were unforgettable and revelatory. But the most single revelatory three minutes was the first time I put on scuba gear and dived on a coral reef. It's just the unbelievable fact that you can move in three dimensions.
Many memory techniques involve creating unforgettable imagery in your mind's eye. That's an act of imagination. Creating really weird imagery really quickly was the most fun part of my training to compete in the U.S. Memory Competition.
Some of the reasons John McCain lost in 2008 were his lackluster campaign his refusal to showcase Obama's extreme liberalism and thus his failure to demonstrate why he would make a better president than Obama.