text: " The steps by which we are to reach a mighty secret like this are given by our author in great detail; for as he candidly observes-- "Though my discoveries are mostly about as evident as any thing in Euclid still as they are new to the world and require previous to their being received as truths the disagreeable admission that we have been hitherto in error; some art besides down-right logical persuasion will be necessary towards bringing the mind friendly to them