Certainly it was not as a "sceptic" that you could define him, whatever his definition might be.
This begets a very natural question; What is meant by a sceptic?
He is a sceptic, and dare hardly give credit to his senses, which he hath often arraigned of false intelligence.
He was a sceptic about everything, even about his own position.
Of course to the sceptic this criterion may appear unsatisfactory, since it depends, not on direct knowledge, but on inference.
Napoleon, himself a sceptic, was cognizant of this slave philosophy.
"Let's hope he's blown himself up and made an end of all that nonsense," said the sceptic of the party.
It remains to say that he was not disposed, being a sceptic and a scoffer.
Only the purest principle, or spirit, is impregnable against the attacks of the sceptic.
I said that merely to show you that a sceptic can quote Scripture to his purpose.
also sceptic, 1580s, "member of an ancient Greek school that doubted the possibility of real knowledge," from Middle French sceptique and directly from Latin scepticus "the sect of the Skeptics," from Greek skeptikos (plural Skeptikoi "the Skeptics, followers of Pyrrho"), noun use of adjective meaning "inquiring, reflective" (the name taken by the disciples of the Greek philosopher Pyrrho, who lived c.360-c.270 B.C.E.), related to skeptesthai "to reflect, look, view" (see scope (n.1)).
Skeptic does not mean him who doubts, but him who investigates or researches as opposed to him who asserts and thinks that he has found. [Miguel de Unamuno, "Essays and Soliloquies," 1924]The extended sense of "one with a doubting attitude" first recorded 1610s. The sk- spelling is an early 17c. Greek revival and is preferred in U.S. As a verb, scepticize (1690s) failed to catch on.