Swift instinct leaps; slow reason feebly climbs.
Our ideas are here today and gone tomorrow, whereas our feelings are always with us, and we recognize those who feel like us, and at once, by a sort of instinct.
Systems die – instincts remain.
The active part of man consists of powerful instincts, some of which are gentle and continuous; others violent and short; some baser, some nobler, and all necessary.
To destroy is still the strongest instinct in our nature.
But honest instinct comes a volunteer; Sure never to o’er-shoot, but just to hit, While still too wide or short in human wit.
Reasoning at every step he treads, Man yet mistakes his way, Whilst meaner things, whom instinct leads, Are rarely known to stray.
The instinctive feeling of a great people is often wiser than its wisest men.
Instinct is the nose of the mind.
Instinct is intelligence incapable of self-consciousness.