[If] this one came with his barrel of wine, and this one came with his jug of honey, [and] the jug of honey cracked, and this one spilled out his wine and saved the honey in it, he is entitled only to his wage. But if he said: “I will save yours, and you pay me for mine,” he is obligated to pay him.  [If] a river swept away his donkey and another's donkey —- his being worth a hun-dred [zuz], and the other's, two hundred —- [and] he left his and saved the other's, he is entitled only to his wage. But [if] he said to him: `I will save yours, and you pay me for mine,' he is obligated to pay him.