I was first introduced to the concept of wabi-sabi in 1977 by my college boyfriend who was taking a Japanese brush painting class from Shozo Sato. I have always been attracted to this way of understanding things, even if my western-mind understanding is imperfect. This is an interesting essay on the subject.
Perfectly imperfect. Beautifully transient/unconventional/intimate/simple. The evocation of nature. Also, it can be something so homely it turns all the way around into beauty. Here are a few images that evoke the feeling for me:
photos from top: zoe palmer; billyblue22 at etsy; painted metal at etsy; localamishfarms.com; national geographic; robert parkeharrison