Poetry cannot breathe in the scholar's atmosphere.

Spring. March fans it, April christens it, and May puts on its jacket and trousers.

He who is only a traveler learns things at second-hand and by the halves, and is poor authority. We are most interested when science reports what those men already know practically or instinctively, for that alone is a true humanity, or account of human experience.

Front yards are not made to walk in, but, at most, through, and you could go in the back way.

City life is millions of people being lonesome together.

Fishing has been styled 'a contemplative man's recreation,' ... and science is only a more contemplative man's recreation.

How full of the creative genius is the air in which these [snowflakes] are generated! I should hardly admire them more if real stars fell and lodged on my coat. Nature is full of genius. Full of the divinity. So that not a snowflake escapes its fashioning hand.