"If error is corrected whenever it is recognized as such, the path of error is the path of truth." Hans Reichenbach, born 26 September 1891.
"If you want to move mountains, you just go move mountains. If you don't have a big enough shovel, you get some friends to help you. If you have the enthusiasm to charge ahead, you can do all sorts of things. Some things you can't do. You can't invent a perpetual motion machine. You've got to select your targets. But people can do so much more than they realize." Paul MacCready, born 25 September 1925.
"The greatest advantage in gambling lies in not playing at all." Gerolamo Cardano, born 24 September 1501.
"There were a significant number of questions I had asked myself and, as you know, when you really ask yourself the questions, you give better answers than if we merely read the conventional answers." Albert Messiah, born 23 September 1921.
"Nature is our kindest friend and best critic in experimental science if we only allow her intimations to fall unbiassed on our minds. Nothing is so good as an experiment which whilst it sets an error right gives us a reward for our humility in being refreshed by an absolute advancement in knowledge." Michael Faraday, born 22 September 1791.
"Physics is a wrong tool to describe living systems." Donald Glaser, born 21 September 1926.
"All scientists must communicate their work, for what is the point of learning new things about how the world works if you don't tell anyone about them?" Jim Al-Khalili, born 20 September 1962.