The world does not speak. Only we do. The world can, once we have programmed ourselves with a language, cause us to hold beliefs. But it cannot propose a language for us to speak. Only other human beings can do that. ↗
When one cannot appraise out of one's own experience, the temptation to blunder is minimized, but even when one can, appraisal seems chiefly useful as appraisal of the appraiser. ↗