Murphy's Law (English name: Murphy's law), also known as Murphy's law, Murphy's theorem, or Murphy's theorem, is a common slang in the western world. The main content of Murphy's law is: if things are likely to go bad, no matter how small the possibility is, it will always happen.

what is Murphy's law? The simplest expression is "Anything that can go wrong will go wrong."

"Murphy's Law" was born in the middle of the 2th century, which is an era of rapid economic development, continuous progress in science and technology, and human beings really become the masters of the world. In this era, the spirit of optimism is everywhere: mankind has won the victory over nature, disease and other restrictions, and will continue to expand its advantages; We not only flew into the sky, but also flew into space ... We can change the face of the world at will, which seems to show that all problems can be solved. No matter what kind of difficulties and challenges, we can always find a way or model to win.