冲突是思想的牛蝇。它激发我们观察和记忆。它激励创新。它将我们从羊群般的被动性中惊醒,并让我们留心观察和设计。
The value of a network is proportional to the square of the number of connected users of the system.
"Education is the most powerful weapon which you can use to change the world."