Every person has a preference for a particular occupation or business over any other, as G-d has implanted within his nature love and affection for it.
The same is the case with other living creatures. he has implanted within the cat the instinct to catch mice, within the hawk the instinct to hunt the birds that are fit for it; within the deer to hunt snakes.
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The configuration of its body and limbs is suited for that thing[task]…..
From: Chovot Halevavot [the Classical Jewish work: Duties of the heart]