I read in a biography that Isaac Newton kept a notebook system under headings for different topics like an encyclopedia. As for myself, I can never manage to write in a notebook or diary for more than a week, but I always feel that the idea would be a good one.
I read in a biography that Isaac Newton kept a notebook system under headings for different topics like an encyclopedia. As for myself, I can never manage to write in a notebook or diary for more than a week, but I always feel that the idea would be a good one.