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“The invariable mark of wisdom is to see the miraculous in the common.”
Emerson connects wisdom with renewed attention, suggesting that curiosity does not always require exotic objects because ordinary experience becomes remarkable when examined closely.
Source note: Nature, Chapter VIII, in Emerson’s discussion of study, inquiry, and finding wonder in ordinary facts.
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“Secrets lurk on all sides.”
The brief line frames observation as discovery: familiar landscapes still contain details that reward patience, questions, and repeated looking.
Source note: Wake-Robin; the phrase belongs to Burroughs’s description of the naturalist’s expectant attention to the world nearby.
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“Expectation is ever on tiptoe.”
Curiosity keeps the observer mentally ready because the next small discovery may appear before it can be predicted or scheduled.
Source note: Wake-Robin; Burroughs describes the anticipatory state created by close engagement with birds, seasons, and other natural signs.
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“All men by nature desire to know.”
Aristotle treats the desire for knowledge as a basic human tendency, giving curiosity a foundational place in the movement from perception toward understanding.
Source note: Metaphysics, Book I, chapter 1, W. D. Ross translation; the work opens with this claim before discussing sensation, memory, experience, art, and knowledge.
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“A thing of beauty is a joy for ever.”
Keats opens the poem by claiming that beauty can continue to give delight beyond the instant in which it is first encountered.
Source note: Endymion, Book I, opening line; Project Gutenberg #24280. This is a poetic proposition within a Romantic work, not an empirical rule that every aesthetic experience remains pleasurable forever.
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“They know Earth-secrets that know not I.”
The speaker ends by conceding that the small creatures may possess forms of earthly knowledge unavailable to him, turning observation into intellectual humility.
Source note: “An August Midnight,” Project Gutenberg #3168. The line is poetic speculation about nonhuman knowledge rather than a scientific claim about insect cognition.