巢元方：诸病源候论·第1567则

復外內寒燠之不勻，或高下稀密之易，所以致簇病，內生繭少，皆由此。故習俗既久，未能遽革。今聞善蠶者一法，約量本家育蠶多少，選于院內空地，就添椽木苫草等物，作連脊廈屋，尋常別用。至蠶老時，置簇于內，隨其長短，先構簇心，空直如洞，就地掘成長槽，隨宜闊狹，旁可人行，以備火患。外則用以層架，隨層臥布，蒿梢以均。蠶居既畢，用重箔圍之。若蠶少屋多，疏開窗戶，就內簇之亦可。如此則上有芘覆，下無濕潤，架既寬平，蠶乃自若。又總簇用火。便于照料南北之間。去…

On the other side, true dispatch is a rich thing. For time is the measure of business, as money is of wares; and business is bought at a dear hand, where there is small dispatch. The Spartans and Spaniards have been…

During the now nineteen years’ existence of the Tuskegee school, the plan of having the buildings erected by student labour has been adhered to. In this time forty buildings, counting small and large, have been built,…