The past, like the future, is indefinite and exists only as a spectrum of possibilities.
Stephen HawkingI don't have much positive to say about motor neuron disease, but it taught me not to pity myself because others were worse off, and to get on with what I still could do. I'm happier now than before I developed the condition.
Stephen HawkingIt is all right to make mistakes; nothing is perfect because with perfection, we would not exist.
Stephen Hawking