The very essence of instinct is that it's followed independently of reason.

The very essence of instinct is that it's followed independently of reason.

On the ordinary view of each species having been independently created, we gain no scientific explanation

On the ordinary view of each species having been independently created, we gain no scientific explanation.

We are not here concerned with hopes or fears, only with truth as far as our reason permits us to discover it.

Reason is progressive; instinct is complete; swift instinct leaps; slow reason feebly climbs.