过去是一个异国他乡；他们做事的方式不同。
"The past is a foreign country; they do things differently there."
If entrepreneurship is not going well, end it early and start over.
If you wish to succeed, you should use perdistence as your good friend, experiece as your reference, prudence as your brother and hope as your sentry.
The most important thing in science is not to stop questioning.
The only way to discover the limits of the possible is to go beyond them into the impossible.