Robert Grosseteste quotes:

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.

Command that in no way there be in your household any who make strife, discord or divisions in the hostel, but all shall be of one accord, of one will as of one heart and one soul.

The return from cows and sheep in cheese is worth much money every day in the season, without calves and lambs, and without the manure, which all return corn and fruit.

Command that your marshal be careful to be present over the household, and especially in the hall, to keep the household, within doors and without, respectable, without dispute or noise, or bad words.

Also see how many quarters of corn you will spend in a week in dispensable bread, how much in alms.

Command those that govern your house before all you household that they keep careful watch that all your household, within and without, be faithful, painstaking, chaste, clean, honest and profitable.

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.

The wool of a thousand sheep in good pasture at the least ought to yield fifty marks a year, the wool of two thousand one hundred marks, and so forth, counting by thousands.

And with the money from your corn, from your rents, and from the issues of pleas in your courts, and from your stock, arrange the expenses of your kitchen and your wines and your wardrobe and the wages of servants, and subtract your stock.

Command that no one be received, or kept to be of your household indoors or without, if one has not reasonable belief of them that they are faithful, discreet, and painstaking in the office for which they are received, and withal honest and of good manners.

And you yourself always be seated at the middle fo the high table that your presence as lord or lady may appear openly to all, and that you may plainly see on either side all the service and all the faults.

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.

Exhort all your household often that all those who serve you shall know to serve God and you, faithfully and painstakingly, and for the will of God to prefer in all things to do your will and pleasure in all things that are not against God.

And strictly forbid that any quarrelling be at your meals.

And in doing this I advise you to send to the best manors of your lands those of your household in whom you place most confidence to be present in August at the leading of the corn, and to guard it as aforesaid.

In the beginning of time, light drew out matter along with itself into a mass as great as the fabric of the world.

And be careful of this, that each day at your meals you have two overseers over your household when you sit at meals, and of this be sure, that you shall be very much feared and reverenced.

And if strangers come to supper they shall be served with more according as they have need.

Make your free men and guests sit as far as possible at tables on either side, not four here and three there.

Say to all small and great, and that often, that fully, quickly and willingly, without grumbling and contradiction, they do all your commands that are not against God.

It is not possible for form to do without matter because it is not separable, nor can matter itself be purged of form.

This part of optics, when well understood, shows us how we may make things a very long distance off appear as if placed very close, and large near things appear very small, and how we may make small things placed at a distance appear any size we want, so that it may be possible for us to read the smallest letters at incredible distances, or to count sand, or seed, or any sort or minute objects.