It's your choice.
 →  너한테 달려있어.

[예문]
A:Should I have to buy a motorcycle or not?
  오토바이 사야해 말아야해?

B:It's your choice, but don't forget they're dangerous.
  네맘이지, 하지만 오토바이는 위험하다는걸 명심해.