给一个人火，他能温暖一天；但把他点燃，他能温暖余生。
Give a man a fire and he's warm for a day, but set fire to him and he's warm for the rest of his life.
Certification standards are meaningless without rigorous enforcement and transparency.
The beauty of mathematics is that it is universal.
Political language is designed to make lies sound truthful and murder respectable, and to give an appearance of solidity to pure wind.