"Man is not what he thinks he is, he is what he hides."
衣服和食物不是天上掉下来的,是通过辛勤劳动换来的。
It's on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.
最重要的是预防疾病,而不仅仅是治疗它。