And as far as possible for sickness or fatigue, constrain yourself to eat in the hall before your people, for this shall bring great benefit and honour to you.

If you know how many acres you have sown of each kind of corn, inquire how much the acre the soil of that land takes for sowing, and count the number of quarters of seed, and you shall know the return of seed, and what ought to be over.

Know that each acre of fallow ought to support yearly two sheep at the least, then a hundred acres of fallow can support two hundred sheep, two hundred acres, four hundred sheep and so on.

Robert Grosseteste Quotes