Hence it is that his followers, notwithstanding the assistance of so many ages, can fetch nothing out of him but notions: And these indeed they use, … - Thomas Vaughan

I have two admonitions more to the ingenuous, and well-disposed reader. First that he would not slight my endeavors because of my years, which are but few. It is the custom of most men to measure knowledge by the beard, but look thou rather on the Soul, an essence of that Nature, que ad perfectionem suam curricula temporis non defiderat. Secondly, that he would not conclude any thing rashly concerning the subject of this art, for it is a principle not easily apprehended. p. 69

Look on this life as the Progress of an Essence Royale. The Soul but quits her court to see the country. Heaven hath in it a scene of earth; and had she had bin contented with ideas, she had not travelled beyond the map.

It is an age wherein truth is near a miscarriage, and it is enough for me that I have appeared thus far for it, in a day of necessity.