# they measure themselves by one another and compare themselves with each other
Paul is saying much the same thing twice. (See: [[rc://en/ta/man/translate/figs-parallelism]])
# they measure themselves by one another
Paul is speaking of goodness as though it were something whose length people could measure. AT: "they look at each other and try to see who is better" (See: [[rc://en/ta/man/translate/figs-metaphor]])