法律以其庄严的平等，禁止富人和穷人一样睡在桥下、在街上乞讨和偷面包。

I want the work to ask questions, not provide answers.

A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.

农业成功的真正标准不仅是产量，还有生产它的生态系统的健康。