《明史·列传·卷七十二》
讲官，要由大臣秉公推举刚直正派的人担任，不论官职大小。
讲官，令大臣公举刚明正大之人，不拘官职大小。
The faculty members shall be appointed through an impartial nomination process by officials, regardless of their status, who will select upright and just individuals.