DOC.
42
SPECIAL AND
GENERAL RELATIVITY
355
Exact Formulation of
the
General
Principle
of
Relativity
111
laws
themselves
must
be
quite
independent
of the choice of
mollusc.
The
great power possessed by
the
general principle
of
rel-
ativity
lies
in the
comprehensive
limitation which
is imposed
on
the
laws
of
nature
in
consequence
of what
we
have
seen
above.