Humboldt wrote that nature had to be experienced through…

“Darwin, landing in Brazil in 1832, had a similar reaction, colored by his reading of his predecessor." Humboldt's glorious descriptions are & will for…

— Charles Darwin

During the first half of the present century we had an Alexander von Humboldt, who was able to scan the scientific knowledge of his…

— Hermann von Helmholtz

“I consider him [Alexander von Humboldt] the most important scientist whom I have met.”

— Thomas Jefferson

“He [Alexander von Humboldt] was to science what Shakespeare was to the drama.”

— Robert G. Ingersoll

“[Alexander von] Humboldt showers us with true treasures.”

— Johann Wolfgang von Goethe

“Columbus gave Europe a New World; [Alexander von] Humboldt made it known in its physical, material, intellectual, and moral aspects.”

— José Cipriano de la Luz y Caballero

“If the people of Europe had known as much of astronomy and geology when the bible was introduced among them, as they do now,…

— Robert G. Ingersoll

“History, I believe, furnishes no example of a priest-ridden people maintaining a free civil government. This marks the lowest grade of ignorance of which…

— Thomas Jefferson

I couldn't do my show without spending 12 years on the streets of Humboldt Park. It made me a better interrogator. Still, if they…

— Steve Wilkos

“The real discoverer of South America was [Alexander von] Humboldt, since his work was more useful for our people than the work of all…

— Simón Bolívar

I came to Berlin not to visit its museums and galleries, its operas, its theaters... but for the sake of seeing and speaking with…

— Bayard Taylor

“This man [Alexander von Humboldt] is as knowledgeable as a whole academy.”

— Claude Louis Berthollet

“As a rule, theologians know nothing of this world, and far less of the next; but they have the power of stating the most…

— Robert G. Ingersoll

The science of Humboldt is one thing, poetry is another thing. The poet to-day, notwithstanding all the discoveries of science, and the accumulated learning…

— Henry David Thoreau

“But when on shore, & wandering in the sublime forests, surrounded by views more gorgeous than even Claude ever imagined, I enjoy a delight…

— Charles Darwin