Milton, Madam, was a genius that could cut a Colossus from a rock; but could not carve heads upon cherry-stones.
Source: When Miss Hannah More had wondered why Milton could write the epic Paradise Lost but only very poor sonnets. Life of Johnson, (J. Boswell), Vol. IV
-- Samuel Johnson, (Sep 18 1709-1784), English lexicographer, critic; He was remembered for writing the first critique of Shakespeare, 1765 and Dictionary of the English Language, 1755.