Heredity: A Psychological Study of Its Phenomena, Laws, Causes, and Consequences

الغلاف الأمامي
D. Appleton, 1875 - 393 من الصفحات
 

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الصفحة 255 - ... the passage from the physics of the brain to the corresponding facts of consciousness is unthinkable. Granted that a definite thought and a definite molecular action in the brain occur simultaneously, we do not possess the intellectual organ, nor, apparently, any rudiment of the organ, which would enable us to pass by a process of reasoning from the one phenomenon to the other. They appear together, but we do not know why.
الصفحة 383 - ... in mass, in complexity, in activity. The larger body of emotion needed as a fountain of energy for men who have to hold their places and rear their families under the intensifying competition of social life, is, other things equal, the correlative of larger brain. Those higher feelings presupposed by the better selfregulation which, in a better society, can alone enable the individual to leave a persistent posterity, are, other things equal, the correlatives of a more complex brain ; as are also...
الصفحة 1 - Heredity is that biological law by which all beings endowed with life tend to repeat themselves in their descendants : it is for the species what personal identity is for the individual.
الصفحة 384 - The necessary antagonism of Individuation and Genesis, not only, then, fulfils with precision the ii priori law of maintenance of race, from the Monad up to Man, but ensures final attainment of the highest form of this maintenance — a form in which the amount of life shall be the greatest possible, and the births and deaths the fewest possible.

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