生命短暂，务必珍惜当下，这是亘古不变的真理。

乳制品生产的可持续性不是一种选择，而是对后代子孙的必要责任。

For me they normally happen, these career crises, often, actually, on a Sunday evening, just as the sun is starting to set, and the gap between my hopes for myself and the reality of my life starts to diverge so painfully that I normally end up weeping into a pillow.

君子吃饭无求过饱，……做事要勤奋，说话要谨慎，并能接近有道理的人，向他学习，以纠正自己的缺点，这就可以说是好学的人了。

场地决定了形式。