子曰：“德之不修，学之不讲，闻义不能徙，不善不能改，是吾忧也。”
【译文】 孔子说：“对品德不进行培养，对学问不进行钻研，听到好人好事不能跟着做，有了错误不能及时改正，这就是我所担忧的。”
——关于裁判问题的讨论自然少不了
书籍是最安静、最恒久的朋友；它们是最易接近、最睿智的顾问。
The richness I achieve comes from Nature, the source of my inspiration.
As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
The bigger the crowd, the more unnatural the picture.
Every story I write starts with a question I can't answer.