How is Teaism related to Taoism? How is it related to Zennism?

In what sort of period did Okakura write The Book of Tea? What is the author's purpose in writing this volume?

Why are drab colors encouraged on the walls of the tea room, and in the clothing of the guests and tea-master?

Into what eras is the history of tea divided?

What is Okakura's theory of art appreciation? What must the art lover do in order to maximize his experience with art?

Describe Lao Tzu's Vacuum analogy, and how it relates to Teaism and the tea room itself.

How do Tea-masters justify the cutting of flowers, insofar that they are killing flowers?