no
It is wrong because it hurts the person you are with. You are betraying them by kissing someone else. You are picking someone else over them and it hurts their feelings.
it is wrong because it is stealing someone Else property
no there is nothing wrong with it if he wants to break up with someone for someone else. hes just showing that he cares for someone else.
sure of course
Karma.
It is wrong because you are taking credit for someone else's work other than your own.
people hazard is where they do something wrong and affects someone else
convince her she made the wrong decision
If he was right, someone else is going to be wrong.
Technically, yes. But if she/he's married to someone else, and you are there soul mate, then they have obviously with the wrong person, and only time, will reveal that to them.
you can copy from someone else's but its wrong and not right. its also called cheating.
First ask yourself, If he was flirting with someone else would I like it? Most guys that have feelings for you will not like you flirting with someone else.