Possible Clues:

• Most pleasant or fine
• In short, I see what's best in the nest
• Most sweet and kind
• Most upscale
• Most pleasing and comfortable home - but one gets cold inside it
• Most subtle scent one sprayed
• I see it's best in where the eggs are
• I see there's nothing better than this among the eggs there
• Best for them to be frozen inside
• 'I mean that in the ___ way'