心理活动总是朝向某个目的。
"The camera sees what the eye cannot."
如果我们认为可以将主动数据库系统中过程与数据的比率任意减小，甚至保持较小，那我们就是在开玩笑。
The hardest thing about being a leader is demonstrating or showing vulnerability... When the leader demonstrates vulnerability and sensibility and brings people together, the team wins.
解释：才华有高下之分，没有古今之别；文章有真实、虚伪之差，没有新旧之异。
Art is not a luxury, but a necessity.