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I. The Power of Thought . . . . . . . . . 9
II. The Nature of Thought . . . . . . . . . 19
III. Phases of Thought . . . . . . . . . . 27
IV. Thought Culture The systematic training, development, and improvement of the mind's thinking faculties. . . . . . . . . . . 37
V. Attention . . . . . . . . . . . . . . 47
VI. Perception . . . . . . . . . . . . . . 57
VII. Representation The mental process of recalling or reproducing an image or idea of an object that is not currently present to the senses. . . . . . . . . . . . . 76
VIII. Abstraction The mental act of isolating a specific quality or property of an object (such as "redness") to consider it by itself. . . . . . . . . . . . . 85
IX. Association of Ideas . . . . . . . . . . 95
X. Generalization . . . . . . . . . . . . . 106
XI. Judgment . . . . . . . . . . . . . . . 130
XII. Derived Judgments Conclusions or decisions reached through the comparison of previous judgments rather than through immediate perception. . . . . . . . . . . . . 138
XIII. Reasoning . . . . . . . . . . . . . . . 152
XIV. Constructive Imagination . . . . . . . . . 175