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有時候最難的事情和正確的事情是同一件事。

In computer science, we often deal with problems that are easy to state but hard to solve.

世界可能是卑鄙的，但人們不必如此，如果他們拒絕的話。

"The most radical thing you can do is to stay home and love your family."

The most important thing is to tell a story that you care about.

世界是一本書，不旅行的人只讀了一頁。