对你谈论牺牲的人，谈论的是奴隶和主人。而且他打算成为主人。
The man who speaks to you of sacrifice, speaks of slaves and masters. And intends to be the master.
Sustainable mining isn't an option anymore - it's our responsibility to future generations.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
The world is always in movement.
计算机科学中理论与实践之间的相互作用是推动创新和进步的动力。