I wouldnt be here today if it were not for the NHS, I have received a large amount of high-quality treatment without which I would not have survived.
Stephen HawkingOur population and our use of the finite resources of planet Earth are growing exponentially, along with our technical ability to change the environment for good or ill.
Stephen HawkingThere is no way that we can predict the weather six months ahead beyond giving the seasonal average.
Stephen Hawking