You are the one that needs to have your own best interest at heart.

Selfishness is self-absorption, self-seeking behavior that either disregards the rights of others or tramples them deliberately in favor of personal gain. Taking the time and care to tend to your own legitimate wants and needs while not unnecessarily inflicting harm on others (i.e., self-assertion) is perfectly healthy and desirable.

If you fear that defending your boundaries is being controlling, don't worry. There is a difference between being controlling and having boundaries. Controlling people is about telling them what to do. Setting boundaries is about saying what you do or do not want to happen to you.

If we're highly empathetic and emotionally sensitive we're at greater risk of becoming involved with a manipulator.

Beware of relationships that substitute intensity for emotional intimacy.

Abuse can take many forms. It always involves a boundary violation, although every boundary violation is not necessarily abuse.

Selfishness is self-absorption, self-seeking behaviour that either disregards the rights and needs of others or tramples them deliberately in favour of personal gain.

Boundaries protect the things that are of value to you. They keep you in alignment with what you have decided you want in life. That means the key to good boundaries is knowing what you want.

Many of us find it hard to set boundaries and defend them because we fear doing so will cause rejection or abandonment. We may avoid confrontations to make things easier. We may feel guilt if we say no or if we think we might hurt someone's feelings. We fear boundaries will keep us from being loved.