Kakuzo Okakura 
The Book of Tea [EPUB ebook] 

Addressed to a western audience, it was originally written in English and is one of the great English tea classics. Okakura had been taught at a young age to speak English and was proficient at communicating his thoughts to the Western mind. In his book, he discusses such topics as Zen and Taoism, but also the secular aspects of tea and Japanese life. The book emphasizes how Teaism taught the Japanese many things; most importantly, simplicity.