“Today, the people who make things change, the people who have that knowledge, are the scientists and the technologists, who are the true driving force of humanity. And before you say what about the...”

“Why should we look to the past in order to prepare for the future? Because there is nowhere else to look.”

“The brown paper bag is the only thing civilized man has produced that does not seem out of place in nature.”

“A heart pulsating in harmony with the circulation of sap and the flow of rivers? A body with the rhythms of the earth in its movements? No. Instead: a mind, shut off from the oxygen of alert senses...”

“Have you noticed how dogs sniff at one another when they meet? It seems to be their nature.- Yes; it's a funny habit.- No, it's not funny; you are wrong there. There's nothing funny in nature, howe...”

“When you're passionate about something, you don't need coffee or an energy drink to get you moving.”

“The way you think is the driving force that fashions your world thereby governing the kind of life that you live.”

“Dagny," he said, looking at the city as it moved past their taxi window, "think of the first man who thought of making a steel girder. He knew what he saw, what he thought and what he wanted. He di...”

“Our civilization is not Christian. It does not come from the skies. It is not a result of "inspiration." It is the child of invention, of discovery, of applied knowledge -- that is to say, of scien...”

“The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.”