[HUMOR] If I had to advise a young person going to Basic Training these days, while my technical knowledge is almost certainly outdated after 30 years, I would emphasize that Drill Instructors are the masters of the military aphorism and to enjoy it.
“That which does not kill you… still hurts like a son-of-a-bitch.” (Cheerfully called out from the back of a 5-ton while you are on a backbreaking road march.)
“It’s mind over matter, ladies and gentlemen… I don’t mind, and you don’t matter.” (As you’re doing yet another set of grass drills.)