After knowledge of the physical forces, their laws and their mutual relations, comes the question of their origin.
在了解物理力、它们的规律及相互关系之后，接下来是它们起源的问题。
"The beauty of mathematics in computer science lies in its ability to model and solve real-world problems with abstract concepts."
The world breaks everyone, and afterward, many are strong at the broken places.
The only thing more painful than being an active forgetter is to be an inert rememberer.