An unusual take on conflict

Some time ago, I read a book called Guru, by Jeff Griggs.  In the process of learning improv (that sounds like a contradiction in terms, doesn't it?), Griggs encountered Del Close, an improv guru associated with Second City, and he ended up writing this book about the experience.  Close was nearing the end of his life, but despite severe health problems, he still had enough snap and crackle to make a deserving subject for Guru.  There are some hilarious scenes built around the Odd-Couple-like re