On the one hand he turned his weapons against the rationalistic school, who reduced religion to the modicum compatible with an ordinary worldly mind.
Realism was in the beginning of the 12th century the dominant doctrine and the doctrine of the church; the Nominalists were the innovators and the especial representatives of the Rationalistic Summists.
His views were slowly assuming the form which subsequently found such strong expression in his writing; but the progress was slow, and the cautious reserve of his first rationalistic utterances was in striking contrast with his subsequent rashness.
It seems probable, for example, that in Portugal the marquis de Pombal was in reality a deist, and both in Italy and in Spain there were signs of the same rationalistic revolt.
Sack (1738-1817), Johann Joachim Spalding (1714-1804) and others - and became one of the leaders of the rationalistic party, and one of the chief contributors to C. F.
The latter were often little more than historical novels founded on facts; and the former, though nominally intended to engraft the doctrines of Buddhism and Shinto upon the philosophy of China, were really of rationalistic tendency.
The materialism of Hobbes, the pantheism of Spinoza, the empiricism of Locke, the determinism of Leibnitz, Collins' necessitarianism, Dodwell's denial of the natural immortality of the soul, rationalistic attacks on Christianity, and the morality of the sensationalists - all these he opposed with a thorough conviction of the truth of the principles which he advocated.
The Gothic architecture of the Strassburg minster became to him the symbol of a national and German ideal, directly antagonistic to the French tastes and the classical and rationalistic atmosphere that prevailed in Leipzig.
Among these were included metrical versions of the physical speculations of Epicharmus, of the gastronomic researches of Archestratus of Gela (Hedyphagetica), and, probably, of the rationalistic doctrines of Euhemerus.
This may be called the rationalistic solution; with sympathy in Christ's ethical teaching, there is relief at minimizing his great claim.