"There can be no such thing as a religion without a God."

"There is no matter as such. All matter originates and exists only by virtue of a force."

"The man who has not passed through the bitter experience of doubt, has not made a single step forward in science."

"There can never be any real opposition between religion and science; for the one is the complement of the other. Every serious and reflective person realizes, I think, that the religious element in hi…"

"The highest task of physics is to arrive at the knowledge of the human mind."