"There are no limits to the perfectibility of human knowledge, and it is in this spirit that the periodic system was conceived."

"Knowledge is a holy thing, and it is a sacred duty to transmit it to others."

"I saw in a dream a table where all the elements fell into place as required. Awakening, I immediately wrote it down on a piece of paper."

"I think that scientific predictions, if they are to be truly scientific, must be capable of being disproven."

"he reproached the modern scientific thought because it “got entangled in ions and electrons”."