Writing is a form of self-redemption.

Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.

逝者从未真正离去，他们活在我们讲述的故事中。

The present is a fleeting moment, already becoming the past.

过去始终与我们同在，因为它滋养着现在。

健康才是真正的财富，而不是金银。

If you don’t take risks, you’ll never know what you could have achieved.

天地没有偏爱，视万物如草扎的狗；圣人没有偏爱，视百姓如草扎的狗。

"The mind is everything. What you think you become."

Always plan for the worst and hope for the best.

 错误的事实对科学进步极为有害，因为它们常常长久存在。