The virtue of self-control or self-mastery is rare in the world and is the key problem in drunkenness and alcoholism. The world glorifies letting go.

Paul, realizing that the tiny flock was no match for the Roman Empire, did not crusade to abolish slavery, but instead taught the church how to deal with it.

Titus 2 gives specific instructions to senior members of the congregation, followed by instructions to the youth, explaining their responsibilities.