目标不是每次都正确，而是正确的次数比错误的次数多。
The goal is not to be right all the time, but to be right more often than wrong.
A ship in port is safe, but that's not what ships are built for.
Memory is a trickster, always rewriting the past.
科学不仅仅在于积累事实，而在于对其精神的深入理解。