Wabi-Sabi is a helpful and opinionated primer on how creative minds can better understand, accept and work with (rather than against) imperfection, by the author of Which "Aesthetics" Do You Mean? From the first page:
"Wabi-sabi is a beauty of things imperfect, impermanent, and incomplete. It is a beauty of things modest and humble. It is a beauty of things unconventional."