Energy security is the cornerstone of national security. We must make every effort to ensure the security of national energy supply.

人们为了被认可，会去认可别人。

Hard work, under the old system, meant long hours, little rest, and poor pay. Under the new system, it means a fair day's work for a fair day's pay.

文章的妙处在于，一句话能说尽天下的道理，片言能概括万物的情状。