How many of us are able to distinguish between the odors of noon and midnight, or of winter and summer, or of a windy spell and a still one? If man is so generally less happy in the cities than in the country, it is because all these variations and nuances of sight and smell and sound are less clearly marked and lost in the general monotony of gray walls and cement pavements.

p. 129 - The Importance of Living (1937)