translation.en: And it's only by doing so that we can hope to discover which of these theories are well supported, and which, like all the ones I've told you about today, are myths.
translation.zh: 只有这样，我们才能期待去发现 哪些理论有充分的证据支持， 而哪些，就像我今天介绍过的， 是错误的观念。