Nikola Tesla

When he recovered, he was threatened with conscription into the Austro-Hungarian army, from which he took refuge by fleeing to the mountains near Tomingaja.

An excerpt from the article 35 facts about Nikola Tesla

While there, he hunted and contemplated nature. He found then that contact with nature made him physically and mentally stronger. While there, he read many books, especially Mark Twain, and, as he later said, they helped him miraculously recover from his earlier illness.