4
rations have a notable and manifest share
in those obvious effects, that men have
already been invited to ascribe thereunto
such as are the various distempers inci­
dent to humane Bodies, especially if cra­
zy, in the Spring, the Autumn, and also
on most of the great and sudden changes
of Weather) but likewise, that the fur­
ther discovery of the nature of the Ayr,
will probably discover to us, that it con­
curs more or less to the exhibiting of ma­
ny Phænomena, in which it hath hither­
to scarce been suspected to have any inte­
rest. So that a True Account of any
Experiment that is New concerning a
thing, wherewith we have such constant
and necessary intercourse, may not one­
ly prove of some advantage to humane
Life, but gratifie Philosophers, by pro­
moting their Speculations on a Subject
which hath so much opportunity to solli­
cite their Curiosity.

And I should immediately proceed to
the mention of my Experiments, but that
I like too well that worthy saying of the
Naturalist Pliny, Benignum est


& plenum ingenui pudor is, fateri
per quos profeceris, not to con­
form to it, by acquainting your Lord-