The Yeast We Can Do
Dylan Pahman on Two Kinds of Leaven & Three Spiritual Disciplines
The metaphor of leaven has two opposite but related uses in Scripture. Jesus tells us that the kingdom of heaven is like leaven, which, when mixed with (or "hid in") flour, works its way through a whole lump of dough (Matt. 13:33). St. Paul, on the other hand, twice uses the metaphor of yeast as a warning. In one instance, he exhorts the Corinthians to cast out a sexually immoral man from among them, since he will corrupt (or has corrupted) the whole community (1 Cor. 5:4–6). Similarly, he cautions the Galatians against putting their faith in cir . . .