To the Reader.

I do not doubt that the impartial reader will find some satisfaction in the main thing that is to be proved.

Many ancient philosophers of high standing have formerly defended this assertion which I have set down here. It is to be wished that some of us would apply our efforts more toward the examination of these old opinions. Although they have for a long time lain neglected by others, in them you may find many truths well worthy of your pains and observation. It is a false conceit for us to think that among the ancient variety and search for opinions, the best has always prevailed. Time (says the learned Verulam Referring to Sir Francis Bacon, Lord Verulam.) seems to be of the nature of a river or stream, which carries down to us that which is light or puffed up, but sinks that which is weighty and solid.

It is my desire that by the occasion of this discourse, I may raise up some more active spirit to a search after