Johann Georg Sulzer

Johann Georg Sulzer (German: [ˈzʊltsər]; 16 October 1720 in Winterthur – 27 February 1779 in Berlin) was a Swiss professor of Mathematics, who later on moved on to the field of electricity.

The event became known as the "battery tongue test": the saliva serves as the electrolyte carrying the current between two metallic electrodes.

His General Theory of the Fine Arts has been called "probably the most influential aesthetic compendium of the closing years of the eighteenth century".

[3] In it, he "extended Baumgarten's approach into an even more psychological theory that the primary object of enjoyment in aesthetic experience is the state of one's own cognitive condition.

Kant wrote: "I cannot share the opinion so frequently expressed by excellent and thoughtful men (for instance Sulzer) who, being fully conscious of the weakness of the proofs hitherto advanced, indulge in a hope that the future would supply us with evident demonstrations of the two cardinal propositions of pure reason, namely, that there is a God, and that there is a future life.