God Arises
The Method of Argument
~ 85 ~
their own eyes, experienced as a matter of sensory
perception or measured by scientific instruments is
not gravity itself, but certain regularly occurring
phenomena caused by gravity which compel them
to believe that some force does exist which may be
interpreted in terms of a law of gravitation.
It was Newton who first deduced the law of
gravitation, and today it is accepted as a scientific
fact throughout the world. Newton, in a letter to
Bentely, comments on its nature from a purely
empirical point of view:
It is incomprehensible that inanimate and
insensitive matter can exert a force of
attraction on another without any (visible)
contact, without any medium between them
4
.
Something which is incomprehensible, because it is
invisible, is today accepted without question as a
scientific fact. Why should this be so? The answer is
simply that, if we accept it, we can explain some of
our otherwise unfathomable observations. It follows
that a fact may be accepted, as such without its
actually having been subjected to observation and
experiment. An invisible concept that co-ordinates