Unless they’re true

A thoroughfare in Venice
"For nearly four decades I’ve kept what is known as a commonplace book – a bound notebook, and later a long computer file, passed from desktops (1990s) to laptops (2000s) to my cell phone, into which I’ve poured verbal delicacies, 'blasts of a trumpet', as Emerson put it, and bits of scavenged wisdom from my life as a reader. Yea, for I am an underliner, a destroyer of books, and maybe you are, too. Commonplace books are not so uncommon. John Locke kept one, as did Virginia Woolf. W. H. Auden published his, as did the poet J. D. McClatchy. E. M. Forster’s was issued after his death. ..."
Times Literary Supplement