People learn to be empathetic and moral via cultural norms. Laws create cultural norms. A law forces me to behave, yes, but it also makes everyone else behave,

People learn to be empathetic and moral via cultural norms. Laws create cultural norms. A law forces me to behave, yes, but it also makes everyone else behave, and that makes a _completely_ different world for me. One where I can trust people in general to, e.g., not murder me.