The Pulpit Commentary - Mark 7:20-23
From within, out of the heart of men ; that is, from the reason and the will, of which the heart is the symbol and the labouratory. For the heart ministers the vital fore to the intellect to enable it to understand, and to the will to enable it to live, although the seat of the intellect is in the brain. St. Mark's enumeration of evil things is in a somewhat different order from that of St. Matthew; and he adds to St. Matthew's list ( ἀφροσύνη ), foolishness , showing how all evil... read more
The Pulpit Commentary - Mark 7:18-19
Our Lord had already, in his sermon on the mount, taught his disciples fully wherein purity or impurity of heart consists, and he might, therefore, with good reason, ask them how it was that they, even they who had been so favored by being constantly with him, had forgotten or misunderstood him. Our Lord's illustration is physically accurate. The portion carried off is that which by its removal purifies what remains. The part which is available for nourishment is, in its passage through the... read more