There's nothing wrong in keeping yourself first. You have your life mission on this earth, you cannot follow all what others sat you to.. Just with a respectful disregard.. Move on & love yourself work for yourself.. So that you can fill up for lot to offer later. . .. Follow you OWN PATH. 

Just like this...author simone morarka have presented a beautiful article. 

https://buddingpsychologists.org/the-art-of-loving-yourself/