particles of sand accumulated will form a towering pile
Chinese idiom, Pinyin is j ī sh ā ch é NGT ā n, which means a little makes a lot. From people's daily.
Source: People's daily, December 30, 1970: "although the schools of fish are scattered, one net catches one net, and the sand accumulates to form a beach, turning small victories into big victories, and achieving better harvest in the off-season."
particles of sand accumulated will form a towering pile
be busy enough with one 's own affairs - zì gù bù xiá