Below you can find the Of berkeley's theory of the non-existence of this dr. johnson kicked a stone & said i refute it thus Jeopardy Words Answer. The answer to Of berkeley's theory of the non-existence of this dr. johnson kicked a stone & said i refute it thus has 6 letters. This clue belongs to the Thinkers & thoughts category and is part of Jeopardy Word Level 657. If you scroll near the bottom you will find other clues and answers part of level 657