If an elderly but distinguished scientist says that something is possible he is almost certainly right but if he says that it is impossible he is very probably wrong.

If an elderly but distinguished scientist says that something is possible he is almost certainly right but if he says that it is impossible he is very probably wrong.

It is not easy to see how the more extreme forms of nationalism can long survive when men have seen the Earth in its true perspective as a single small globe against the stars.

It is not easy to see how the more extreme forms of nationalism can long survive when men have seen the Earth in its true perspective as a single small globe against the stars.