真正的护城河是用户对你的依赖。
真相是,过去是我们所拥有的一切。我们无法改变它,但我们可以从中学习。
Psychological understanding comes from seeing mind in action.
Cloud computing is not a technology, but a service model.
The only way to get to the top of the ladder is to climb it step by step.
去上学的是整个孩子,而不仅仅是他的智力。