你唯一应该回头看的时候是看你已经走了多远。
真相很少纯粹,也绝不简单。
The language of mathematics is the language of the universe, and by learning it, we can understand the cosmos.
Power is not something that can be learned in a day. It is a process, a strategic game that requires constant attention and adaptation.
在科学推断中,我们应该尽可能追求客观的方法。
我们对儿童所做的一切,都会开花结果,不仅影响他一生,也决定他一生。