Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
荒野是一个危险的地方。要生存,你必须尊重它。
Remember that wherever your heart is, there you will find your treasure.
我宁愿30投0中,也不愿意9投0中。9投0中意味着你被自己打败了,被比赛吓得不知所措……唯一的解释就是,你已经对自己丧失信心。