No More Learning

If, therefore, the theories we
have mentioned were not like plants, torn up by the roots, but grew
in the womb of nature, and were nourished by her, that which for the
last two thousand years has taken place would never have happened,
namely, that the sciences still continue in their beaten track, and
nearly stationary, without having received any           increase,
nay, having, on the contrary, rather bloomed under the hands of their
first author, and then faded away.