Well, here's the thing: your lawn mower isn't a kitchen knife, which performs ... it to roll over when it hits the grass, preventing a clean cut. A too sharp blade is also prone to nicks and ...

To maximize the life of the blade, you're aiming for "butter-knife" sharp ... Mowing with a dull blade tears grass rather than cutting it, and it sometimes pulls grass out in clumps.

Knife sets supply some of the most essential tools to a home kitchen—after all, it’s near-impossible to make meals without a few sharp blades to chop vegetables, slice meat and mince herbs.

But great sacrifices of time, energy, money, and natural resources go into mowing, trimming, edging, and feeding all that grass. As Little Richard once said, “The grass may look greener on the ...