Chen Liugen traveled through eight years, and his only golden finger was farming.
Grandpa said it was a labor-saving trick, and he believed it. It wasn't until his grandfather disappeared and he saw a man smashing a bluestone with his own hands on the street - that he knew that martial arts existed in this world.
And the skills he has practiced for four years are hoeing, turning over soil, and chopping firewood, which are not farming skills.