A Better Way #79 by Greg Mackie. Never Correct a Brother's Errors? The "Correction of Error" section in the Text (T-9.III) is a section that confounds many Course students. It is often taken to say that you should never correct a brother's error at any time for any reason. But does this section really say that? Greg examines the section carefully and draws from other Course material—especially the sections immediately following—to come up with an answer that may surprise you.