In Taking the Path of Zen, Robert Aitken provided a concise guide to zazen (Zen meditation) and other aspects of the practice of Zen. In The Mind of Clover he addresses the world beyond the zazen cushions, illuminating issues of appropriate personal and social action through an exploration of the philosophical complexities of Zen ethics.

Aitken's approach is clear and sure as he shows how our minds can be as nurturing as clover, which enriches the soil and benefits the environment as it grows. The opening chapters discuss the Ten Grave Precepts of Zen, which, Aitken...