Love & Loyalty
Whether its friendship or relationship you need to make sure that they can match your definition of Love & Loyalty. If the people that you have around you cannot match your definition of Love & Loyalty you are bound to run into multiple negative situations in the future. The simple fact is, some people do not know how to love correctly and just aren't capable of being completely loyal. These types of individuals are always ready and willing to dump a mess into your peaceful life. Watch their actions and stop listening to their words.
How a person moves in certain situations will let you know if they can even attempt to match your definition of Love & Loyalty and if they can't, it's time to go find some people that do know how to love and have the will be loyal.