It is in these terms that Yoritomo initiates us into what he calls the
mechanism of common sense; in other words, the art of acquiring by the
simplest reasoning this quality dull as iron, but, like it, also solid
and durable.




LESSON IX

COMMON SENSE AND ACTION


These qualities are two relatives very near of kin; but, just for this
reason, they must not be confounded.

While common sense is applied to all the circumstances of life, practical
sense is applicable to useful things.

Common sense admits a very subtle logic which is, at times, a
little complex.

Practical sense reasons, starting from one point only; viz., material
conveniences.

It is possible for this sense to be spoiled by egotism, if common sense
does not come to its assistance.

It is by applying the discipline of reasoning to practical sense that it
modifies simple sense perception by urging it to ally itself with logic,