Whence do we all thus labour, but that we are mortal men, bearing vessels of clay which cause us much difficulty. But if the vessels of flesh are straitened, the regions of love will be enlarged. To what end then does He say, “Come unto me,” all ye that labour, but that ye should not labour?
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).
Also cites: Serm., 69, 1