The ultimate arbiter of truth is experiment, not the comfort one derives from one's a priori beliefs, nor the beauty or elegance one ascribes to one's theoretical models.
Lawrence M. KraussA truly open mind means forcing our imaginations to conform to the evidence of reality, and not vice versa.
Lawrence M. KraussFor, after all, in science one achieves the greatest impact (and often the greatest headlines) not by going along with the herd, but by bucking against it.
Lawrence M. KraussOrganized religion, wielding power over the community, is antithetical to the process of what modern democracy should define as liberty. The sooner we are without it, the better.
Lawrence M. KraussFor the record: Quantum mechanics does not deny the existence of objective reality. Nor does it imply that mere thoughts can change external events. Effects still require causes, so if you want to change the universe, you need to act on it.
Lawrence M. KraussScience has been effective at furthering our understanding of nature because the scientific ethos is based on three key principles: (1) follow the evidence wherever it leads; (2) if one has a theory, one needs to be willing to try to prove it wrong as much as one tries to prove that it is right; (3) the ultimate arbiter of truth is experiment, not the comfort one derives from one's a priori beliefs, nor the beauty or elegance one ascribes to one's theoretical models.
Lawrence M. Krauss