"We lived in a tall, narrow Victorian house, which my parents had bought very cheaply during the war,..." — Stephen Hawking

If we want to travel into the future, we just need to go fast. Really fast. And I think the only way we're ever likely to do that is by going into space.

I don't care much for equations myself. This is partly because it is difficult for me to write them down, but mainly because I don't have an intuitive feeling for equations.

There are plenty of dead scientists I admire, but I can't think of any living ones. This is probably because it is only in retrospect that one can see who made the important contributions.

Many badly needed goals, like fusion and cancer cure, would be achieved much sooner if we invested more.