The thing that cowardice fears most is decision

I have, I believe, the courage to doubt everything; I have, I believe, the courage to fight against everything; but I do not have the courage to acknowledge anything, the courage to possess, to own anything.

It was not to save a nation that Abraham went to sacrifice Isaac, nor to appease angry gods... Then why does Abraham do it? For God's sake... He does it for the sake of God because God demands proof of his faith... He was not justified by being virtuous, but by being an individual submitted to God in faith.

...it is not the obscure passages in Scripture that bind you but the ones you understand. With these you are to comply at once. If you understood only one passage in all of Scripture, well, then you must do that first of all. It will be this passage God asks you about. Do not first sit down and ponder the obscure passages. God's Word is given in order that you shall act according to it, not that you gain expertise in interpreting it.

. . .the larger the crowd, the more probable that that which it praises is folly, and the more improbable that it is truth; and the most improbable of all that it is any eternal truth.

You train yourself in the art of being mysterious to everyone. My dear friend! What if there were no one, who cared about guessing your riddle, what pleasure would you then take in it?

God creates everything out of nothing. And everything which God is to use, he first reduces to nothing