- 吃水不忘掘井人 chīshuǐbùwàngjuéjǐngrén gratitudeWhen drinking water, do not forget those who dug the well; one should always be grateful to one's benefactors.
- 靠山吃山，靠水吃水 kàoshānchīshān, kàoshuǐchīshuǐ exploit positionTo exploit one's specific position, authority, or circumstances to advance oneself or gain personal benefits.