Rav Avigdor Miller on Entertaining Guests Instead of Davening

Q: The Gemara says that from the story of Avraham Avinu in this week’s parsha we learn that גדולה הכנסת אורחים יותר מקבלת פני השכינה – it’s greater to entertain wayfarers more than to receive the presence of the Shechinah.  How does that apply in real life?