Lewis continues his discourse on Christian Behavior with this episode's chapter on the important topic of Virtue, focusing in on the "Cardinal" virtues of Prudence, Temperance, Justice, and Fortitude. It is a sad commentary on our times that those words seem so "old-fashioned" to our ears today.

https://www.cslewisinstitute.org/Sharing_the_Gospel_with_Authenticity

https://www.youtube.com/watch?v=dIwdPwl3IpE