In "The Book of Tea" by Tenshin OKAKURA, the expression of "imperfect" was often used to represent wabi, and it was made known to the world through it.
岡倉天心の著書TheBookofTea（『茶の本』）の中では“imperfect”という表現が侘をよく表しており、同書を通じて世界へと広められた。