In mathematics, the art of proposing a question must be held of higher value than solving it.
The person I am in the company of my sisters has been entirely different from the person I am in the company of other people.
改变的秘诀是将你所有的精力集中在建设新事物上,而不是与旧事物斗争。
最成功的公司是那些预见变化并主动采取行动的公司。