I would think that sometimes...it can be the best thing for both of you.
sometimes. all depends
Not if you need to for yourself preservation of life, mind and spirit.
No, there are many reasons other than abuse, but of course that is a good reason.
to escape co-dependency, or someone that is just taking everything from you, sucking the life outta you with selfishness, infidelity or other betrayals that your trust or love cannot recover from.
Better to walk than to be carried!
no, it's not. there's something wrong with that person that's what triggered walking out
Walk out without telling them, is bad! Walk out with false promises is worse!
when it is needed.
If that someone depends on you.