Modest Is Hottest?

I heard this phrase recently when we were on a vaca­tion. A mother with teenage daughters, noticing the modest bathing suits of our daughters, told us that she often uses the phrase "modest is hottest" to encourage her daughters in modesty. When I heard her say this, I smiled uneasily, not so sure I wanted to put it this way with my own five daughters. It certainly has a nice ring to it. But is this statement true? Let's leave this catchy phrase for a moment and focus on what Scripture says...