For instance, he writes a lot about the soul - for which there is no evidence.

[IMMANUEL KANT - FROM THE CRITIQUE OF PRACTICAL REASON]

The Immortality of the Soul

PURE practical reason postulates the immortality of the soul, for reason in the pure and practical sense aims at the perfect good (summum bonum), and this perfect good is only possible on the supposition of the soul's immortality. It is the moral law which determines the will, and in his will the perfect harmony of the mind with the moral law is the supreme condition of the summum bonum.