Only in solitude do we find ourselves; and in finding ourselves, we find in ourselves all our brothers in solitude.

Anyone who in discussion relies upon authority uses, not his understanding, but rather his memory.

We need God, not in order to understand the why, but in order to feel and sustain the ultimate wherefore, to give a meaning to the universe.

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

I believe in God as I believe in my friends, because I feel the breath of His affection, feel His invisible and intangible hand, drawing me, leading me, grasping me; because I possess an inner consciousness of a particular providence and of a universal mind that marks out for me the course of my own destiny.

Is there anything more terrible than a "call"? It affords an occasion for the exchange of the most threadbare commonplaces. Calls and the theatre are the two great centers for the propagation of platitudes.

Philosophy fulfills the need to create for ourselves a single and complete concept of the world and of life.