- 私心 [sī xīn]
- selfish motives; selfishness
His judgement was warped by self-interest.
You wrong me if you think I only did it for selfish reasons.
"Here's an offer from Mr. White to arrange cost price transport for all our away matches." "That's probably an apple for the teacher, and best not accepted. If we do decide to put his son in the team we don't want anybody to say it was favouritism."