Instincts comparable with habits, but different in their origin --
Instincts graduated -- Aphides and ants --
Instincts variable -- Domestic
instincts, their origin -- Natural
instincts of the cuckoo, ostrich, and parasitic bees -- Slave-making ants -- Hive-bee, its cell-making
instinct - - Difficulties on the theory of the Natural Selection of
instincts -- Neuter or sterile insects -- Summary.
Actions of this kind, with which
instinct and volition enter upon equal terms, have been called 'semi-reflex.' The act of running towards the train, on the other hand, has no instinctive element about it.
First, the
instinct of imitation is implanted in man from childhood, one difference between him and other animals being that he is the most imitative of living creatures, and through imitation learns his earliest lessons; and no less universal is the pleasure felt in things imitated.
"It's
instinct. Why, I couldn't no more help reaching my fist to the point of a scab's jaw than could Possum from snappin' at you.
If I should catch you by the throat, thus,"--his hand was about my throat and my breath was shut off,--"and began to press the life out of you thus, and thus, your
instinct of immortality will go glimmering, and your
instinct of life, which is longing for life, will flutter up, and you will struggle to save yourself.
It was this: I asked myself whether there was not in his soul some deep-rooted
instinct of creation, which the circumstances of his life had obscured, but which grew relentlessly, as a cancer may grow in the living tissues, till at last it took possession of his whole being and forced him irresistibly to action.
There is nothing strange in this, any more than there is anything strange in an
instinct. An
instinct is merely a habit that is stamped into the stuff of our heredity, that is all.
Do you remember affirming that if a crime had been committed, and anyone you loved had been murdered, you felt certain that you would know by
instinct who the criminal was, even if you were quite unable to prove it?"
Every
instinct of his nature would have impelled him to dash wildly away, had there not suddenly and for the first time arisen in him another and counter
instinct.
Tennyson was too sincere to evade the issue, and after years of inner struggle he arrived at a positive faith in the central principles of Christianity, broadly interpreted, though it was avowedly a faith based on
instinct and emotional need rather than on unassailable reasoning.
"My perfected friend," he said, "my parental
instinct recognises in you a noble evidence and illustration of the theory of development.
"Sir, my
instinct told me that those people were assembled there for some bad purpose; and I was reflecting on what my
instinct had told me, in the darkest corner of the stable, when a man wrapped in a cloak and followed by two other men, came in."