粮食问题不仅是经济问题，更是政治问题，关系到国家的长治久安。
The food issue is not only an economic issue, but also a political one, related to the long-term stability of the country.
Do not let your fire go out, spark by irreplaceable spark.
科学是一项集体事业，每个世纪都为其添砖加瓦。
The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly. A programmer is ideally an essayist who works with traditional aesthetic and literary forms as well as mathematical concepts, to communicate the way that an algorithm works and to convince a reader that the results will be correct.
Customer satisfaction is the ultimate measure of a company’s success.