by defining Virtue as something that is valued for eminence, and that consists in comparison, but proceeds to consider only the intellectual virtues--all that is summed up in the term of a _good wit_--and their opposites.

Farther on, he refers difference of wits--discretion, prudence, craft, &c .-- to difference in the passions, and this to difference in constitution of body and of education.

The passions chiefly concerned are the desires of power, riches, knowledge, honour, but all may be reduced to the single desire of power.
In Chapter IX.

is given his Scheme of Sciences.

The relation in his mind between Ethics and Politics is here seen.