Siheyuan: Lin Yuan, an Orphan, Became a National Scholar by Suppressing the Crowd.

World rules: Emotional energy can be converted into world source power for fishing all things Lin Yuan discovered that the more jealous and fearful the "beasts" in the courtyard were, the rarer the things he caught were rarer! His first pot of gold came from Jia Zhang's negative emotions caused by greed. His life trajectory quickly jumped from a bullied projectionist to the technical authority of the Hongxing Steel Rolling Mill to the head of the national special technology experimental branch. Why did the system choose me? The high-energy-density battery technology I fished out will completely change the world. What kind of crisis will this bring? Lin Yuan must work step by step. While suppressing the evil in the courtyard, he must be wary of coveting outside the mortal world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.