Jesus answered: "Can the bridegroom's friends mourn as long as the bridegroom is with them? But the days will come, when the bridegroom will be parted from them, and they will fast then.
Nor do people put new wine into old wine-skins; for, if they do, the skins burst, and the wine runs out, and the skins are lost; but they put new wine into fresh skins, and so both are preserved."
No man ever sews a piece of unshrunk cloth on an old garment; if he does, the patch tears away from it--the new from the old-- and a worse rent is made.
Then, as an illustration, Jesus said to them: "No man ever tears a piece from a new garment and puts it upon an old one; for, if he does, he will not only tear the new garment, but the piece from the new one will not match the old.
For the rendering of a public service such as this, not only relieves the needs of your fellow-Christians, but also results in the offering to God of many a thanksgiving.