"And when the hourglass has run out, the hourglass of temporality, when the noise of secular life has grown silent and its restless or ineffectual activism has come to an end, when everything around you is still, as it is in eternity, then eternity asks you and every individual in these millions and millions about only one thing: whether you have lived in despair or not."
"The proud person always wants to do the right thing, the great thing. But because he wants to do it in his own strength, he is fighting not with man, but with God."
"Faith is the highest passion in a human being. Many in everygeneration may not come that far, but none comes further."
"Sitting calmly on a ship in fair weather is not a metaphor for having faith; but when the ship has sprung a leak, then enthusiastically to keep the ship afloat by pumping and not to seek the harbor--that is the metaphor for having faith. (Concluding Unscientific Postscript)"
"The paradox in Christian truth is invariably due to the fact that it is the truth that exists for God. The standard of measure and the end is superhuman; and there is only one relationship possible: faith."
"Out of love for mankind, and out of despair at my embarrassing situation, seeing that I had accomplished nothing and was unable to make anything easier than it had already been made, and moved by a genuine interest in those who make everything easy, I conceived it as my task to create difficulties everywhere."