A Code of Honor: Never approach a friend's girlfriend or wife with mischief as your goal. There are just too many women in the world to justify that sort of dishonorable behavior. Unless she's really attractive.
If you seek truth you will not seek victory by dishonorable means and if you find truth you will become invincible.
One of the common failings among honorable people is a failure to appreciate how thoroughly dishonorable some other people can be and how dangerous it is to trust them.
At the end of the day sleep is a barometer of your emotional health. And so if you're not in the right place where you need to be then you're going to have voices keeping you up at night because you have to work through those issues.