Help writing a books

Hi i want write a books can heal and help hundreds of millions of people.
Thats not a joke and i'm tired and ii don't know how to do it ii search on wikihow , if people have experiience on that her.
Ii'm tired , i'm gonna finish this thread in hours

What kind of help do you need to write a book?

What is your book going to be about?

collage copy paste random quotes from people on these personality forums, there's plenty of gold material even if it's for the laughs