① Poetry has been regarded as something central to each man’s existence, something which he is better off for having and which he is spiritually poor without.

② The light waves we see the sun by left it eight and a half minutes before. Among the stars we can see, there are some from which the light takes thousands of years to come. Even the nearest star we see may have sent its light more than four years ago, though we seem to see it today.

③ Those who live in the city usually have to be content with a flat, to which, of course, not a square inch of soil is attached, and in which people of moderate means have to be content with the minimum of space.

④ He made his way in what he believed to be the right direction.