Date: 1779, 1781

"The variable weather of the mind, the flying vapours of incipient madness, which from time to time cloud reason, without eclipsing it, it requires so much nicety to exhibit, that Addison seems to have been deterred from prosecuting his own design."

— Johnson, Samuel (1709-1784)

Date: 1791

"I compared him at this time to a warm West-Indian climate, where you have a bright sun, quick vegetation, luxuriant foliage, luscious fruits; but where the same heat sometimes produces thunder, lightening, and earthquakes in a terrible degree.

— Boswell, James (1740-1795)