《汉书·传·楚元王传》
天下出现了很多书，都是诸子的传释，尚且广泛立于学官，为它们设置博士。
天下众书往往颇出，皆诸子传说，犹广立于学官，为置博士。
Hundreds of other schools of thought also emerged under heaven, and they widely occupied the academies, where they established their own doctorates.