Possible Clues:

• Feel in one's bones
• Understand belonging to trade union's the very thing
• Know innately
• Go with your gut
• Eskimo conserving heat at last makes sense
• Some North Americans, over time, gain instinctive knowledge
• Know instinctively, as people in cold area, about temperature
• Grasp instinctively
• Understand computers etc can be attached to versatile unit
• Understand by instinct