If you don’t love yourself, or even slightly like yourself then its unlikely you will find happiness filled purely from another person.
Self care and self love is not selfish. It is critical to our mental health and wellbeing.

There is a great guide over on the calm app website that gives seven steps you can take to build this skill.

Here is a short quote from the article giving a list of the seven steps. Head over to the excellent article for an indecent guide

1. Self-awareness: Understand your feelings, thoughts, and behaviors.
2. Self-expression: Be true to who you are in all areas of life.
3. Self-care: Take care of your body and mind.
4. Self-trust: Believe in your ability to handle life’s ups and downs.
5. Self-compassion: Be kind to yourself, especially when times are tough.
6. Self-respect: Honor your worth by setting healthy boundaries.
7. Self-acceptance: Embrace who you are, including the parts you don’t find perfect. Remember what we said about perfection?