Yeah, what is impossible for a person who can raise the dead, cure blindness or leprosy in a jiffy, make the lame walk or move mountains? Only that he would not do it on request (Excuse: your faith was not strong).
Spiritual beings are here to further humanity's progress and are not concerned with doing things that would blow up humanity.
This was addressed in a fun way in the book Good Omens. The human antichrist who really isn't said: ‘I mean, there’s some stuff could do with alt’rin’, but then I expect people’d keep comin’ up to me and gettin’ me to sort out everythin’ the whole time and get rid of all the rubbish and make more trees for ’em, and where’s the good in all that?
Can you imagine the "smite those evil ********". "NO the other people are the evil ********, smite them"