Books like Become What You Are
Alan Watts
Become What You Are is 135 pages, about 2 hours 29 minutes at 250 words a minute.
9 books to read next
How long each takes
Tao Te Ching 2.2 h 
A Sourcebook in Asian Philosophy 10.8 h 
An Introduction to Zen Buddhism 2.5 h 
The Book of Macrobiotics 5.4 h 
Osho on Zen 3.8 h 
Zhuangzi 3.5 h 
Zen and the Brain 15.7 h 
The Religion of the Samurai 4.6 h 
Zen in English Literature and Oriental Classics 8.2 h Bar height shows length. Estimated at 250 words a minute.