I write a lot of notes in a notebook with pen. But I never see them. Very rarely I may revisit something. And I have often found that even if I read them they d

I write a lot of notes in a notebook with pen. But I never see them. Very rarely I may revisit something. And I have often found that even if I read them they don't seem to matter to me now. So is all the hype of taking notes justified I wonder?