Life is all that happens between birth and death.
I don't think life has much to do with happiness. Survival, maybe. Existence.
Life is what happens between them...
No. Life and death is the beginning and ending of soul school. The curriculum includes love in all its forms. You can attend this school as much or as little as you like, and you are free to daydream your time away. Everybody is both a teacher and a student.