Plagiarism saves time.

Do you ever wonder how much deeper the ocean would be without sponges?

A million million million million (1 with twenty-four zeros after it) miles, the size of the observable universe.

Most sets of values would give rise to universes that, although they might be very beautiful, would contain no one able to wonder at that beauty.

But a machine that was powerful enough to accelerate particles to the grand unification energy would have to be as big as the Solar System - and would be unlikely to be funded in the present economic climate.

I think the next century will be the century of complexity.

There is no way that we can predict the weather six months ahead beyond giving the seasonal average.