bite the hand that feeds one

v.

恩将仇报；

Don't bite the hand that feeds: Assessing ecological impacts of provisioning ecotourism on an apex marine predator
Environmental science. Blooms bite the hand that feeds them.
Blooms Bite the Hand That Feeds Them
Would Mutual Funds Bite the Hand that Feeds Them? Business Ties and Proxy Voting
Comment on : Blooms Bite the Hand That Feeds Them
T cells bite the hand that feeds them
The dilemma of primary prevention in mental health services: Rationalize the status quo or bite the hand that feeds you
Don't bite the hand that feeds you
Don't bite the hand that feeds you.
Do Not Bite the Hand That Feeds You