section Frankalmoin part also if it be demand if tenant in frankmarriage shall  do fealty to the donor or his heir before the four degree be pass c it seem  that he shall for he be not like as to this purpose to tenant in frankalmoigne  for tenant in frankalmoign by reason of his tenure shall do divine service for  his lord as be say before and this he be charge to do by the law of holy  church and therefore he be excuse and discharge of fealty but tenant in  frankmarriage shall not do for his tenure such service and if he do not fealty  he shall not do any manner of service to his lord neither spiritual nor  temporal which will be inconvenient and against reason that a man shall be  tenant of a estate of inheritance to another and yet the lord shall have no  manner of service of he and so it seem he shall do fealty to his lord before  the four degree be pass and when he have do fealty he have do all service  which will be inconvenient a argument draw from a inconvenience be forcible in  law as have be sow ved before and shall be often hereafter nothing quoth be  not suiting be to be for sale and the law that be the perfection of reason can  suffer any thing that be inconvenient it be better say the law to suffer a  mischief that be pecultar to one than a inconventence that may prejudice many  see more of this after in this chapter note the reason of this diversity  between frankalmoigne and Frankmarriage stand upon a main maxim of law that  there be no land that be not hold by some service spiritual or temporal and  therefore the donee in Frankmarriage shall do realty for otherwise he shall do  to his lord no service at all and yet it be Frankmarriage because the law  create the service of fealty for necessity of reason and avoid of a  inconvenience but tenant in frankalmoigne both spiritual and divine service  which be within the say maxim and therefore the law will not cohort he to do  any temporal service see the next session and against reason and this be  another strong argument in law nothing quoth be contra account be  to be for sale for reason be the life of the law nay the commonlaw it self be  nothing else but reason which be to be understand of a artificial perfection  of reason get by long study observation and experience and not of every man  natural reason for nemo about to be born into being artifex this legal reason  be summa ratio and therefore if all the reason that be disperse into so many  several head be unite into one yet can he not make such a law as the law of  England be because by many succession of age it have be fine and refine by a  infinite number of grave and learned man and by long experience grow to such a  perfection for the government of this realm as the old rule may be just verify  of it no one it is necessary be to taste of law no man out of his own private  reason ought to be wise than the law which be the perfection of reason