C696 Establishment of the Ministry of Science
Facts have proven that not everyone could possess something like insight. Wise people can see through the value of something at a glance and pay a price or take a risk for it.
Li Shimin was such a person.
To be honest, Li Xin had completely taken advantage of someone from the future. If he was like Li Shimin, born and bred in the Tang Dynasty, without so much knowledge from the future