William James, Memories and Studies (1911; репринт, Нью-Йорк: Longmans, Green, 1924), 237.

См., например: Amishi P. Jha et al., “Mindfulness Training Modifies Subsystems of Attention”, Cognitive, Affective, & Behavioral Neuroscience 7 (2007), 109–119; James Carmody, Ruth A. Baer, “Relationships Between Mindfulness Practice and Levels of Mindfulness, Medical and Psychological Symptoms and Well-Being in a Mindfulness-Based Stress Reduction Program”, Journal of Behavioral Medicine 31 (2008), 23–33.