即使是小小的技藝，也一定有值得一看的地方。但對(duì)于遠(yuǎn)大的事業(yè)恐怕有所阻礙，所以君子不去干這些。
In business, if you're not moving forward, you're falling behind.
The road to success is always under construction.
——從浙江觀潮返上海后題詞，1916年9月15日
每個(gè)發(fā)現(xiàn)都會(huì)引發(fā)新的問(wèn)題。
The Liskov Substitution Principle is a fundamental concept in object-oriented programming, ensuring that derived classes can be used in place of their base classes without altering the correctness of the program.