One of the outstanding examples of the unfree character of modern philosophical thought is perhaps the famous dispute between Hume and Kant. Kant oft… - Lev Shestov

When "the light of truth" appeared to Descartes, he immediately imprisoned his discovery within a logical formula: "Cogito, ergo sum." And the great truth perished, it gave nothing either to Descartes or to any one else. Yet it was he himself who taught: "De omnibus dubitandum." But then he ought first of all to have questioned the legitimacy of the pretensions of syllogistical formulae, which claim to be the only, invariable, expert appraisers of truth and error. Directly Descartes began to make deductions he forgot what he had seen. He forgot the cogito, he forgot the sum, in order to be sure of the ergo which has the power to constrain men's minds. p. 110

When he was in the settlement Dostoievsky was already especially attracted by these resolute men whom no obstacle could turn from their purpose. He tried by every means in his power to understand their psychology, but he did not succeed. P. 19

"In so far as the soul is in the body it rests in deep sleep," says Plotinus (III,vi,6). For a century past Plotinus's doctrine has been attracting increasing attention from philosophers. New works on Plotinus are continually appearing, and each fresh examination is another hymn in his praise. p. 327