...life as society advances. And the genesis of this larger quantity of feeling and thought in a brain thus augmented in size and developed in structure,...heavier tax on the organism. Already the brain of the civilised man is larger by nearly thirty per cent, than the brain of the savage. Already, too, it presents...

...life as society advances. And the genesis of this larger quantity of feeling and thought, in a brain thus augmented in size and developed in structure,...working, the nervous system must become a heavier task on the organism. Already the brain of the civilized man is larger by nearly thirty per cent than...

...brain, higher feeling of a more complex brain, more feeling and thought of an active brain, so that the nervous system must become a heavier tax on the organism. Already the brain of the civilised man is nearly thirty per cent, larger, and is more complex in its convolutions, than that...

...life as society advances. And the genesis of this larger quantity of feeling and thought, in a brain thus augmented in size and developed in structure,...subsequent cost of working, the nervous system must become Fzzm. 384 Heredity. a heavier task on the organism. A Ircady the brain of the civilized man is larger...

...life as society advances. And the genesis of this larger quantity of feeling and thought in a brain thus augmented in size and developed in structure,...construction and in subsequent cost of working, the nervous ?~scem must become a heavier tax on the organism. Already the brain of the civilised man is larger...

...life as society advances. And the genesis of this larger quantity of feeling and thought in a brain thus augmented in size and developed in structure,...heavier tax on the organism. Already the brain of the civilised man is larger by nearly thirty per cent. than the brain of the savage. Already, too, it presents...

...life as society advances. And the genesis of this larger quantity of feeling and thought, in a brain thus augmented in size and developed in structure,...that both in original cost of construction and in consequent cost of working, the nervous system must become a heavier tax on the organism. Already the...

...life as society advances. And the genesis of this larger quantity of feeling and thought in a brain thus augmented in size and developed in structure,...system must become a heavier tax on the organism. Akeady the brain of the civilised man is larger by nearly thirty percent, than the brain of the savage....

...study easier, and both work and play a delight. AUTHORITATIVE QUOTATIONS. SAVAGES HAVE SMALL BRAINS. Already the brain of the civilized man is larger by...nearly thirty per cent, than the brain of the savage. — ML HOLBROOK, MD EFFORT DEVELOPS BRAIN POWER. Physical effort with a definite purpose in view is...

...of material to repair it. So that the cost in working the nervous system mutt become a heavier task on the organism. Already the brain of the civilized man is larger by thirty per cent, than the brain of the savage, and presents other changes in the distribution of its...