How do I say goodbye?

how do I say goodbye to someone who's been with me through my ups and downs my pains and gains how can anyone be ready to lose a member of their family but when it's time to face that emptiness when you realize that you'll never see that face again touch that skin feel that warmth look into their eyes listen to that heartbeat the question is: are we ever really ready being ready for anything the world throws out that's a very big ask