Parents, of course, have concerns and 'say,' but they don't have the right to shield their children from knowledge. That is not a right, any more than they have the right to shield their children from healthcare or medicine.

More Quotes by Lawrence M. Krauss

We need to walk into the future, no matter how unnerving, with open eyes if society is to keep pace with technology.

If our species is to survive, our future will probably require outposts beyond our own planet.

Education is far less about a set of facts than a way of thinking, than learning how to critically think. And therefore, what I always think should be the basis of education is not answers but questions.

The illusion of purpose and design is perhaps the most pervasive illusion about nature that science has to confront on a daily basis.

No one intuitively understands quantum mechanics because all of our experience involves a world of classical phenomena where, for example, a baseball thrown from pitcher to catcher seems to take just one path, the one described by Newton's laws of motion. Yet at a microscopic level, the universe behaves quite differently.

Whatever the evolutionary basis of religion, the xenophobia it now generates is clearly maladaptive.