Karar vermek size kalmış.
- It's for you to decide.
Karar vermek sana kalmış.
- It's up to you to decide.
Sigarayı bırakmaya karar verdi.
- He decided to quit smoking.
Mary artık onu asla görmemeye karar verdi.
- Mary decided never to see him any more.
I have decided that it is healthier to walk to work.