The Greville Memoirs

Among the numerous memoir-writers proper of the century, there can be no doubt that, notwithstanding the habit of self-depreciation, at times truly pathetic, to which his fastidious and complicated nature was secretly prone, Charles Cavendish Fulke Greville bears away the palm.
(The Cambridge History of English and American Literature in 18 Volumes (1907–21). Volume XIV. The Victorian Age, Part Two.)