Authors:

... self-control is not control by oneself through one's own willpower but rather control of oneself through the power of the Holy Spirit.

Jerry Bridges (2014). “Respectable Sins: Confronting the Sins We Tolerate”, p.57, Tyndale House
... self-control is not control by oneself through one's own willpower but rather control of oneself through the power of the Holy Spirit.