Good instincts usually tell you what to do long before your head has figured it out.
Michael Burke, quoted in: Steven Aitchison (2009), 100 Ways to Develop Your Mind: The Psychology of the Mind, p. 74
Instinct is untaught ability.
Reasoning at every step he treads, Man yet mistakes his way. While meaner creatures, whom instinct leads, are rarely known to stray.william cowper
Instinct is the nose of the mind.
Great thoughts, great feelings, came to them, like instincts, unawares.
Instinct and reason how can we divide? 'Tis the fool's ignorance, and the pedant's pride.
Instinct is intelligence incapable of self-consciousness.
Trust your own instinct. Your mistakes might as well be your own, instead of someone else's.
I would rather trust a woman's instinct than a man's reason.