Inwardly and daily he returns to this idea that all is Idea, that the familiar world--its places and people, its city life seething with activity, its vaunted civilization and polished culture--has no other existence than in his consciousness and takes its reality from that. So to become conscious of Consciousness detached from its productions--thoughts--is his task, draws his strength and devotion.

-- Notebooks Category 21: Mentalism > Chapter 5: The Key To the Spiritual World > # 16