人生期于有为，不期于长年。
【释义】人生的意义在于有所作为，而不在于活得长久。
"The only way to do great work is to love what you do."
哲学的本质不在于它提供的答案，而在于它提出的问题。
"I see everything. That is my problem."
A life without examination is not worth living.
Happiness is not something ready made. It comes from your own actions.