Some Ans. Questions 2014 by -'Abdu'l-Bahá- 1 Para

Consider that man's contemplative powers produce two kinds of conceptions. One kind consists in sound and true conceptions, which, when combined with resolution, become outwardly realized, such as proper arrangements, wise opinions, scientific discoveries, and technological inventions. The other consists in false ideas and baseless imaginations, which yield no fruit and have no reality. They surge like the waves of the sea of delusion and fade away like idle dreams (71:3)

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