有人说人是理性的动物。我一生都在寻找可以支持这一说法的证据。
It has been said that man is a rational animal. All my life I have been searching for evidence which could support this.
真相很少是纯粹的,也从不简单。
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."