Doing the Right Thing
It seems that sitting in the left lane, engine idling while waiting for oncoming traffic to clear so you can make a left-hand turn is wasteful—not only of time and peace of mind but also of gas and therefore money.
Beis HaMikdash
How Kohanim walked around the Altar to the right even when the left was shorter, and the exceptions to that rule.
It seems that sitting in the left lane, engine idling while waiting for oncoming traffic to clear so you can make a left-hand turn is wasteful—not only of time and peace of mind but also of gas and therefore money.