How then can the curious drawer watch, and as it were catch these lovely graces, witty smilings, and those stolen glances which suddenly like lightning pass, and another countenance taketh place, except to behold and very well note and conceit to like.

A Treatise Concerning the Arte of Limning, eds. R K R Thornton and T G S Cain, (Manchester, 1981), p. 77.