Things to be affirmed constantly

This is a faithful saying, and these things I will that thou affirm constantly, that they which have believed in God might be careful to maintain good works. These things are good and profitable unto men.
(Titus 3:8)

1/ These things are "The faithful saying" verse 1-7 .
2/ These things are to be affirmed constantly .
3/ The reason why these things are to be affirmed constantly - that they which have believed in God might be careful to maintain good works .
4/ These things are good and profitable - contrast with what is unprofitable v9 .