When a man makes a moral choice two things are involved. One is the act of choosing.
 C. S. Lewis, Mere Christianity (1952). copy citation

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Author C. S. Lewis
Source Mere Christianity
Topic choice moral
Date 1952
Language English
Reference
Note Adapted from a series of BBC radio talks made between 1942 and 1944
Weblink https://www.dacc.edu/assets/pdfs/PCM/merechristianitylewis.pdf

Context

“Its technique overlaps with Christian morality at some points and it would not be a bad thing if every person knew something about it: but it does not run the same course all the way, for the two techniques are doing rather different things. When a man makes a moral choice two things are involved. One is the act of choosing. The other is the various feelings, impulses and so on which his psychological outfit presents him with, and which are the raw material of his choice. Now this raw material may be of two kinds. Either it may be what we would call normal:” source