随机评估可以帮助我们了解发展中哪些措施有效,哪些无效。
The struggle of man against power is the struggle of memory against forgetting.
你能给别人的最大礼物就是你的时间,因为你给了他们永远无法收回的东西。
写作是一种自由的形式。
The only limit to our realization of tomorrow will be our doubts of today.