Book of the Week. Opium? Caffeine? Mescaline? Michael Pollan explores the ways in which humans use the psychoactive potentials of plants — and these plants' historically formative effect on human culture — in This Is Your Mind on Plants. 
>>Changing the way we see the world. 
>>The intoxicating garden. 
>>Psychedelics and mental issues. 
>>Ego, death and plants.