Onun işlerine karışmayın.
- Don't meddle in his affairs.
Biz resmî ve özel işler arasına çizgi çizmeliyiz.
- We should draw the line between public and private affairs.
Don't interfere in others' affairs.
- Misch dich nicht in anderer Leute Angelegenheiten ein.
Don't interfere in my affairs.
- Bitte misch dich nicht in meine Angelegenheiten ein.