Нечем вам хвалиться. Разве не знаете, что малая закваска квасит всё тесто?
Your boasting is not good. Don’t you know that a little yeast leavens the whole batch of dough?
Your boasting is not good. Do you not know that a little leaven leavens the whole lump?
Your boasting is not good. Do you not know that a little leaven leavens the whole lump of dough?
Your boasting about this is terrible. Don’t you realize that this sin is like a little yeast that spreads through the whole batch of dough?
Your glorying is not good. Know ye not that a little leaven leaveneth the whole lump?
Your glorying is not good. Do you not know that a little leaven leavens the whole lump?
Your boasting [is] not good. Do ye not know that a little leaven leavens the whole lump?