How to be able to handle the worst crisis of your lifetime

so when we have something that we do in our life and we mastered it and we understand that we can give ourselves that Safety and Security it actually is that the worst thing in your life can happen the worst when I say the worst is you can literally lose a parent or a child or whatever it is and it's very sad and you've dealt with these but the people you deal with are the unhealthy people they don't have the capability to zoom out or they don't have the capability to give themselves the comfort that they were supposed to get from this person or they have unresolved trauma well I know I do have to say one thing you are living with a hole in your heart but you can live versus not live yes a healthy person can move on if I'm unhealthily attached to my parents okay and for some reason they go away right now then I have a very big problem with that but if I have a healthy relationship with them and they go away or something happens it's very sad but it's it doesn't affect how my body reacts doesn't affect how I feel about it right