对工人实际起作用的纪律是由他的顾客施加的。
The real and effectual discipline which is exercised over a workman is that of his customers.
A novel is not just a story; it is a mirror held up to society.
生命是脆弱的。我们不能保证明天，所以要全力以赴。
The mind is a dynamic system that constantly adapts to its environment.