[Herschel and Humboldt] stirred up in me a burning zeal to add even the most humble contribution to the noble structure of Natural Science. No one or a dozen other books influenced me nearly so much as these two. I copied out from Humboldt long passages about Teneriffe and read them aloud on one of [my walking excursions].
Charles Darwin (1902). “Charles Darwin: His Life in an Autobiographical Chapter and in a Selected Series of His Published Letters”, p.46, Library of Alexandria
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