[Alternate translation:] The Divine Spirit found a sublime outlet in that wonder of analysis, that portent of the ideal world, that amphibian between being and not-being, which we call the imaginary root of negative unity.
Gottfried LeibnizFor since it is impossible for a created monad to have a physical influence on the inner nature of another, this is the only way in which one can be dependent on another.
Gottfried LeibnizNothing is more important than to see the sources of invention which are, in my opinion more interesting than the inventions themselves.
Gottfried LeibnizI hold that it is only when we can prove everything we assert that we understand perfectly the thing under consideration.
Gottfried LeibnizIf we were magically shrunk and put into someone's brain while she was thinking, we would see all the pumps, pistons, gears and levers working away and we would be able to describe the workings completely, in mechanical terms, thereby completely describing the thought processes of the brain. But that description would not contain any mention of thought! It would contain nothing but descriptions of pumps, pistons, levers!
Gottfried Leibniz