I felt the same as you for several years in my mid 20s and drank a lot/did a lot of drugs to cope with it. I came out of that haze realizing that the point of

I felt the same as you for several years in my mid 20s and drank a lot/did a lot of drugs to cope with it. I came out of that haze realizing that the point of it, at least for me, is to spend time doing things I enjoy and spend time with people I love. Making a mark on the world? Not my main focus. Making the lives of the people I care about better? Very important.