translation.en: Basically, if we think about language, language has existed for perhaps 150,000 years, at least 80,000 years, and what it arose as is speech. People talked.
translation.zh: 从根本上说，如果我们想到语言， 语言已经存在了大概15万年， 至少也有8万年了， 首先出现的是语音。人们彼此交谈。