An idea does not pass from one language to another without change.

The truth is that my work - I was going to say my mission - is to shatter the faith of men here, there, and everywhere, faith in affirmation, faith in negation, and faith in abstention in faith, and this for the sake of faith in faith itself; it is to war against all those who submit, whether it be to Catholicism, or to rationalism, or to agnosticism; it is to make all men live the life of inquietude and passionate desire.

And usually [the philosopher] philosophizes either in order to resign himself to life, or to seek some finality in it, or to distract himself and forget his griefs, or for pastime and amusement.

And killing time is perhaps the essence of comedy, just as the essence of tragedy is killing eternity.

These terrible sociologists, who are the astrologers and alchemists of our twentieth century.

Chemistry ought to be not for chemists alone.

Scholasticism, a concept which does not bear criticism, is a theological concept specifically designed to sustain faith in the immortality of the soul.