Beitza 14b - Being vs Doing on Shabbat – ברירה_מעוטי בטרחא עדיף

Matmonim: Daf Yomi by Rabbi David Lapin - A podcast by Rabbi David Lapin

Shabbat and Yomotov differ not only in their laws of observance, but also in the atmosphere we have to create on each of these occasions. Sources