undeceitfully

Resolve that you will be men in usefulness, as well as in strength; and you will find that then also, but not till then, you can become men in understanding; and that every fine vision and subtle theorem will present itself to you thence-forward undeceitfully, [Greek: hypothêmosynêsin Athênês].

Aratra Pentelici, Seven Lectures on the Elements of Sculpture Given before the University of Oxford in Michaelmas Term, 1870 John Ruskin 1859

Resolve that you will be men in usefulness, as well as in strength; and you will find that then also, but not till then, you can become men in understanding; and that every fine vision and subtle theorem will present itself to you thenceforward undeceitfully, [Greek: hypothêmosynêsin Athênês].

The Crown of Wild Olive also Munera Pulveris; Pre-Raphaelitism; Aratra Pentelici; The Ethics of the Dust; Fiction, Fair and Foul; The Elements of Drawing John Ruskin 1859