Mr. [Thomas] Gray the poet has often observed to me that if a man were to form a Book of what he had seen and heard himself it must in whatever hands prove a most useful and entertaining one. – Horace Walpole, quoted in Walpoliana, 1800

I fancy mankind may come, in time, to write all aphoristically, except in narrative; grow weary of preparation, and connection, and illustration, and all those arts by which a big book is made. – Samuel Johnson, quoted in The Journal of a Tour to the Hebrides, with Samuel Joh

You complain, Velox, that the epigrams which I write are long. You yourself write nothing; your attempts are shorter. – Marcus Valerius Martialis, translated from Latin