The beauty of mathematics is that it is so simple yet so powerful.
Materials should be allowed to speak for themselves.
说真话的唯一方式就是带着善意说话。只有充满爱心的人的话才能被听到。
沉默从来不是空的;它充满了可能性。
True leadership is about inspiring others to achieve more than they thought possible.
人生的时间是有限并不可变的,所以要有效率地用每一分钟,不用好就是一种浪费。