the agile way (Lao Tzu Refactored) by Peter Merel is on sale on Leanpub! Its suggested price is $19.95; get it for $9.98 with this coupon: https://leanpub.com/sh/VIZTAeRl #Agile #Engineering #BusinessAndManagement #Philosophy #Poetry #SystemsEngineering #HumanitiesHistory