"All thoughts are found to be related; the preponderance of these two sentiments makes itself felt in all resolutions, and chiefly in the reflections which determine them.
"Common sense permits us to elude fear which always seizes those whose judgment vacillates; it removes the defiance of the Will and indicates infallibly the correct attitude to assume."
And Yoritomo, whose mind delighted in extending his observations to the sociological side of the question, adds:
"Common sense varies in its character, according to surroundings and education.
"The common sense of one class of people is not the same as that of a neighboring class.
"Certain customs, which seem perfectly natural to Japan would offend those belonging to the western world, just as our Nippon prejudices would find themselves ill at ease among certain habits customary among Europeans."
"Common sense," he continues, "takes good care not to assail violently those beliefs which tradition has transmuted into principles.
"However, if direct criticism of those beliefs causes common sense to be regarded unfavorably, it will be welcomed with the greatest reserve and will maintain a certain prudence relative to this criticism, which will be equivalent to a proffered reproach.
"Common sense often varies as to external aspects, dependent upon education, for it is evident that a diamio (Japanese prince) can not judge of a subject in the same way as would a man belonging to the lowest class of society.
"The same object can become desirable or undesirable according to the rank it occupies.