> He is not a bad person now; he still pays 60% of the rent and sends me money when he thinks I need it, and when he is in bed, he listens to all the things that go on in my life without complaining, but half the time I am not sure if he is actually listening.

Just wow. This says everything. Probably the real reason you are still with him is because he's paying 60% of rent and "listening" to how difficult life is for you.