The words "I do not do" are an exaggeration to emphasize that Paul does not do what he wants to do as often as he would like or that he does what he does not want to do too often. Alternate translation: "I do not always do what I want to do" (See: [[rc://en/ta/man/translate/figs-hyperbole]])
The words "I do," which implies that he always does what he hates to do, are an exaggeration to emphasize that Paul does what he does not want to do too often. Alternate translation: "the things that I know are not good are the things that I sometimes do" (See: [[rc://en/ta/man/translate/figs-hyperbole]])