How to Change Your Mind: What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression, and Transcendence

by Michael Pollan

He quotes an expert on anxiety who suggests we should think of the two disorders as “fraternal twins”: “Depression is a response to past loss, and anxiety is a response to future loss.” Both reflect a mind mired in rumination, one dwelling on the past, the other worrying about the future. What mainly distinguishes the two disorders is their tense.

A new perspective