The relationship between the opportunity and the sinful nature can be stated more clearly. AT: "an opportunity for you to behave according to your sinful nature" (See: [[rc://en/ta/man/translate/figs-explicit]])
Possible meanings are 1) "you can state the whole law in just one commandment, which is this" or 2) "by obeying one commandment, you obey all the commandments, and that one commandment is this."
# You must love your neighbor as yourself
The words "you," "your," and "yourself" are all singular. (See: [[rc://en/ta/man/translate/figs-you]])