Authors:

He had always known what I did not know and what, when I learned it, I was always able to forget. But I did not know that then, although I learned it later.

Ernest Hemingway (2016). “A Farewell to Arms”, p.8, Hamilton Books
He had always known what I did not know and what, when I learned it, I was always able to forget. But I did not know that then, although I learned it later.