We don't receive wisdom; we must discover it for ourselves after a journey that no one can take for us or spare us.
The most important thing is that we develop an interest in the world and take joy in our fellow human beings.
Today is cruel, tomorrow is crueler, and the day after tomorrow is beautiful. But most people will die tomorrow night, so don't give up today.
思考是最艰难的工作,这可能是为什么如此少的人从事它。