Do We Learn Best When We're in Extreme Pain and Discomfort?

I learned the entire military alphabet in one session while in the front, leaning front, front, leaning rest. I'm telling the stew, i learned that in like three minutes because i was in such pain. And learning happens under dress and with paint. So your greatest learning experiences you ever want to share with people at cocktail parties sfrom what in the moment seems like the crappiest, hardest, worst experiences of your life.