The Science of Can and Can't: A Physicist's Journey through the Land of Counterfactuals

So we have reached a paradox: The commitment to a totally scientific view of the world has led to theories that may be unscientific, according to Popper’s definition of science. In a sense, the miracle believers and the miracle nonbelievers have found a bit of common ground. This is not to say that the transcendent experience of miraculous phenomen

Lack of certainty is anything but weakness. Instead, it constitutes—and has always constituted—the very strength of rational thinking, understood as curiosity, rebellion, and change. It is precisely by not taking its answers as definitive that science can continue to improve them.