Although he pays him, he is not forgiven for it until he seeks [forgiveness] from him, as it is said (Genesis 20:7): But now, return the wife ...  Now, from where do we know that the one who forgives should not be cruel? It is said (ibid., v. 17): And Abraham prayed to God, and God healed Abimelech ...  [If] one says: “Blind my eye,” “Cut off my hand,” [or] “Break my leg,” he is liable. “On condition to be exempt?” —- he is liable. “Tear my clothes,” [or] “Break my jug” —- he is liable. “On condi-tion to be exempt?” —- he is exempt. “Do this to So-and-so on condition that you be exempt” —- he is liable, whether it is against his body or against his property.