Difference say read

Concrete analysis of the specific situation

The four words read, say, watch and see all mean "see"

What you said is written in the book "Speaking of, writing" is usually followed by say

For example, he said, it is said, the book says....etc.

xinmei1984, I’m not saying that. I think the title of your ×××× book should be followed by

says that... It doesn’t mean that the perfect tense will be used after the book is published.

And there is nothing wrong with hope this helps, it is just a shorthand expression in spoken language.