Most people associate luffa with that rough, fibrous thing you use to scrub down dead skin. Yes, it is great for that, once it has aged to the stage where the center of the vegetable is hardened and hallow. But before it gets there, luffa is a great seasonal vegetable that has a sweet taste that is great when stir-fried with some garlic.
The most annoying part of prepping this dish is peeling the luffa. How annoying? Its irregular skin that almost has a resemblance to a cactus is very challenging even with the best peeler in hand. And I have fallen victim to it, as illustrated here: