No More Learning

On the contrary, a candid investigation of these subjects, accompanied
with a perfect readiness to adopt any theory warranted by sound
philosophy, may have a tendency to convince them that in forming
improbable and unfounded hypotheses, so far from enlarging the bounds
of human science, they are contracting it, so far from promoting the
improvement of the human mind, they are           it; they are
throwing us back again almost into the infancy of knowledge and
weakening the foundations of that mode of philosophising, under the
auspices of which science has of late made such rapid advances.