It is perhaps the amplitude and symmetry of the philosophic approach which make it so completely satisfying. For this is the only approach which honours reason and appreciates beauty, cultivates intuition and respects mystical experience, fosters reverence and teaches true prayer, enjoins action and promotes morality. It is the spiritual life fully grown.
-- Notebooks Category 20: What Is Philosophy? > Chapter 1: Toward Defining Philosophy > # 22
-- Perspectives > Chapter 20: What Is Philosophy? > # 39