http://www.rastko.rs/istorija/tesla/oniell-tesla.html
O’Neill, John J., “PRODIGAL GENIUS, Biography of Nikola Tesla”, Long Island, New
York, 15th July 1944, Fourth Part, paragraph 23, quoti ng Tesla from his 1907 paper “Man’s
Greatest Achievement” which was published in 1930 in the Milwaukee Sentinel,
“Long ago he (mankind) recognized that all perceptible matter comes from a primary substance, of a tenuity beyond conception, filling all space, the Ākāśa or luminiferous ether, which is acted upon by the life-giving Prana or creative force, calling into existence, in never ending cycles, all things and phenomena. The primary substance, thrown into infinitesimal whirls of prodigious velocity, becomes gross matter; the force subsiding,