68. For though the just are possessed by no riot of carnal desires, yet the clog of corruption binds them down in this life with hard chains; for it is written, For the corruptible body presseth down the soul, and the earthly tabernacle weigheth down the mind that museth upon many things. [Wisd. 9, 15] So herein even, that they are still mortal beings, they are weighed down by the burthen of their state of corruption, and chained and bound by its clogs, in that they are not yet risen in that liberty of an incorruptible life. For they meet with one thing from the mind, and another from the body, and they are spent every day in the inward conflict with themselves. Are they not indeed bound with the hard chain of vexation, whose mind, without labour, is dissolved in ignorance, and is not trained without the strivings of labour? When forced it stands erect, of itself it lies prostrate, and yet as soon as raised up, it forthwith falls, by conquering itself with laborious effort, its ey...