He conjectures that 20,000 or 30,000 years ago when Asians crossed the Bering Strait to America, the culture they carried with them may have been far richer than people today imagine.
遙想二、三萬年前當亞洲人渡過白令海峽來到美洲，他們所攜帶的文化內容可能是今人意想不到的豐富。