Who wants to be hungry and irritable all the time? And brain-dead? I'd get fired.
And I question the "full muscles" comment. You can follow people's pre-contest prep pics and they are fairly flat until about the week of the show when they start to fill them back out while keeping the ripped look.
"Look son, there comes a time in every man's life when he has to make a decision. Do you want to be big, powerful, jacked, yoked-up, have women everywhere want you and men fear you . . . or do you want to do crossfit?"