Aaron Simon combines Zen-like non-constraint with the feel of an urbane metaphysic: heavy/light but not heavy-lite. Vividly, and with precise diction, his observations challenge any one-to-one realism, yielding something that falls together wholly by indirection. In the gems of On My Way, the mental life weaves easily and with wit into a fragmentary logic, unsentimental yet moving: “I know about survival/ Spring Forward, Fall Back.