chèng​tuó​suī​xiǎo​yā​qiān​jīn

small details have a big impact

秤砣虽小压千斤 秤砣雖小壓千斤 chèng​tuó​suī​xiǎo​yā​qiān​jīn
small details have a big impact
(idiom) literally, although small, a steelyard weight can balance a thousand catties; apparently insignificant factors can have a massive impact or influence

Frequency

Written text
0.002 per million

Sources

Frequency data
BCC Corpus (BLCU)