遗忘比绝望更强有力。
Forgetting is more powerful than despair.
The key to successful investing is to have the patience to wait for the right opportunity.
The real power of cloud computing lies in its ability to empower businesses to focus on their core competencies.
It is the duty of a student to get everything out of a teacher， and the duty of a teacher to get everything out of a student.
The mind is not a passive mirror but an active participant in life.
技术可以放大优秀教学的效果，但无法替代糟糕的教学。