If you live for the next world, you get this one in the deal; but if you live only for this world, you lose them both.

No good work is done anywhere without aid from the Father of Lights.

Each time you fall He'll pick you up. He knows your own efforts are never going to bring you anywhere near perfection

Digory never spoke on the way back, and the others were shy of speaking to him. He was very sad and he wasn't even sure all the time that he had done the right thing; but whenever he remembered the shining tears in Aslan's eyes he became sure.

Christian theology can fit in science, art, morality, and the sub-Christian religious. The scientific point of view cannot fit any of these things, not even science itself.

No one returns from Christianity to the same state he was before Christianity but into a worse state: the difference between a pagan and an apostate is the difference between an unmarried woman and an adulteress. For faith perfects nature but faith lost corrupts nature. Therefore many men of our time have lost not only the supernatural light but also the natural light which pagans possessed.

...if all we mean by our love is a craving to be loved, we are in a very deplorable state.