2 Timothy 1:7
Spirit .. Not the HS but a reference to quality and character of Christians. But note, it is something given by God.
Spirit of fear (πνεῦμαδειλίας) Better, of cowardice.
Power = ?? miraculous power. Fruit, cf. Galatians 5:22 In this context power seems to be courage, boldness, to stand up and not be ashamed.Sound mind = one Gk word (1x) σωφρονισμός sōphronismos (so-fron-is-mos') from G4994; discipline, that is, self control: - sound mind. The Greek word denotes ...a man of prudence and discretion.