"There are no grounds to think that knowledge and our mastery over matter have bounds."

"Without knowledge, without work, there is no hope for humanity."

"The progress of science is a series of corrections."

"I have always been convinced that the universe is governed by laws that are discoverable through observation and experiment."

"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."