Bill was going to rigorize at the Engineering School for the night, but when he passed his fraternity, he decided to abandon his plans for rigor and imbibe alcohol. He was subsequently unable to rigorize academically for the next week, and failed out of school as a result.
Despite the sexual entreatments of his super-hot girlfriend, Jack insisted that he had to rigorize for the MCAT's that night. He was summarily dumped, but scored a 43 a couple days later, thus affirming the value of rigorizing instead of succumbing to short-term biological needs with diminishing returns.
Self improvement increases in exact proportion to the amount one rigorizes.
"'Early to bed, and early to rise, makes a man healthy, wealthy, and wise'--gee whiz,now that's a maxim, if I've ever heard one", said Trent. "Not so fast, Trent, Franklin actually got it wrong", replied Farris. "It should be 'early to bed, and early to rise, provided he desires to rigorize, shall make a man healthy, wealthy, and wise'"