Most people feel no obligation to help someone who is in need of help. For example, there is a shortage of living kidney donors everywhere.
The only thing that creates an obligation in me is my decision to accept an obligation; the only way I can obligate others is for them to accept the obligation.
It is not logically problematic, but it I still something with which (I think) most people would (say they) disagree.
Most people feel no obligation to help someone who is in need of help. For example, there is a shortage of living kidney donors everywhere.
The only thing that creates an obligation in me is my decision to accept an obligation; the only way I can obligate others is for them to accept the obligation.