成功者与其他人之间的区别不是缺乏力量,也不是缺乏知识,而是缺乏意志。
The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack in will.
The only thing that matters is the intensity of the gaze.
组合数学是不用计数的计数艺术。
在数学中,提出问题的艺术必须比解决问题更有价值。
尝试过,失败过。没关系,再尝试。再失败,失败也是一种进步!