If the ethical - that is, social morality- is the highest ... then no categories are needed other than the Greek philosophical categories.

God does not think; he creates. He does not exist; he is eternal.

Learning to know anxiety is an adventure which every man has to affront if he would not go to perdition either by not having known anxiety or by sinking under it. He therefore who has leaned rightly to be in anxiety has learned the most important thing.

The most painful state of being is remembering the future, particularly the one you'll never have.

Language has time as its element; all other media have space as their element.

What is existence for but to be laughed at if men in their twenties have already attained the utmost?

Prayer is a silent surrendering of everything to God.