Intention matters, not for any deontological reason but because if someone attempts to commit a crime, they're likely to attempt to do so again and succeed. Being punished for an attempted crime will deter you from attempting the same crime again, just as being punished for committing a crime will deter you from committing that same crime again.
Intention matters, not for any deontological reason but because if someone attempts to commit a crime, they're likely to attempt to do so again and succeed. Being punished for an attempted crime will deter you from attempting the same crime again, just as being punished for committing a crime will deter you from committing that same crime again.