Although all are low-tier inspirations... they are still inspirations...
But obviously, this method is as difficult as reaching the heavens.
From frugality to luxury is easy, from luxury to frugality is hard; without some kind of forceful power, just the premise of "abstaining for a long period" is unachievable.
Lu Yuan is not a masochist, he can't possibly sacrifice his own happiness for the sake of Human Civilization, can he?
Moreover, since the girl can use multiple Divine Skills, he feels like he's a groom every day, with his Happiness value hitting the max, even losing interest in crafting equipment.
"Calm down, Lu Yuan, oh Lu Yuan, how could you fall so low... Have you forgotten the study plan you set earlier? Confucius said: I reflect thrice daily on my own conduct. You can't be attracted to women anymore."
"Come on, think about the scene of creating myths in the past, forging equipment, designing fields, you should get busy."