shuǐ​néng​zài​zhōu, yì​néng​fù​zhōu

double-edged

水能载舟,亦能覆舟 (水能載舟,亦能覆舟) shuǐ​néng​zài​zhōu, yì​néng​fù​zhōu
double-edged
A principle stating that something can be beneficial if used properly but harmful if misused.
public support
The people can support a regime or overturn it, emphasizing that a ruler's power depends on the masses.

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CC-CEDICT