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.

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.

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.

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.

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

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.

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