The art of control is to deal with the unknown.
控制的艺术在于处理未知的事物。
天子认为对的未必对，天子认为错的未必错。
The more we learn, the more we realize how much we don’t know.
"The ultimate test of a machine learning algorithm is its ability to perform well on new, unseen data."
You have to be willing to fail to be successful.
如果你希望永远不被批评，那就不要尝试任何新事物好了。