The man who moves a mountain starts by carrying away small stones.
This is (reportedly) a quote from the Analects of Confucius. I have tried looking for 山 in the whole Wikisource text and found the following occurrences:
None of these seems to match the given translation. So what is this quote? Is it a fake? Or is it really from Confucius, and if so, what is the original? And as an extra, what do these quotes mean?