【释义】刀能杀人，人们都知道；笔能杀人，人们却未必都知道。

The greatest performance improvement of all is when a system goes from not working to working.

I don't believe in luck. I believe in preparation meeting opportunity.

Every flower in Provence knows my name, and I know the secret of each petal.

The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants.