Love is the expression of the one who loves, not of the one who is loved. Those who think they can love only the people they prefer do not love at all. Love discovers truths about individuals that others cannot see

Your own tactic is to train yourself in the art of becoming enigmatic to everybody. My young friend, suppose there was no one who troubld himself to guess your riddle--what joy, then, would you have in it?

It is easy to see, though it scarcely needs to be pointed out, since it is involved in the fact that Reason is set aside, that faith is not a form of knowledge; for all knowledge is either a knowledge of the eternal, excluding the temporal and historical as indifferent, or it is pure historical knowledge. No knowledge can have for its object the absurdity that the eternal is the historical.

The highest and most beautiful things in life are not to be heard about, nor read about, nor seen but, if one will, are to be lived.

To be a teacher in the right sense is to be a learner. I am not a teacher, only a fellow student.

Sin is: before God, or with the conception of God, in despair not to will to be oneself, or in despair to will to be oneself. Thus sin is intensified weakness or intensified defiance: sin is the intensification of despair. The emphasis is on before God, or with a conception of God; it is the conception of God that makes sin dialectically, ethically, and religiously what lawyers call 'aggravated' despair.

... the more one needs God the more perfect he is. To need God is nothing to be ashamed of but is perfection itself. It is the saddest thing in the world if a human being goes through life without discovering that he needs God!