每本书都是作者首先要独自经历的旅程。
The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life.
司马牛问君子。孔子说：“君子不忧不惧。”问：“不忧不惧，就能叫做君子吗？”孔子说：“问心无愧，何来忧惧？”