Book 2
1.
Virtue being, as we have seen, of two kinds, intellectual and moral, intellectual virtue
is for the most part both produced and increased by instruction, and therefore requires
experience and time; whereas moral or ethical virtue is the product of habit
(ethos), and has indeed derived its
name, with a slight variation of form, from that word.
1
1.
[
2]
And therefore it is
clear that none of the moral virtues formed is engendered in us by nature,