All that we really need to plot out the future of our universe are a few good measurements. This does not mean that we can sit down today and the future course of the universe with anything like . There are still too many things we do not know about the way the universe is put together. But we do know what information we need to fill in our knowledge, and we have a pretty good of how to go about getting it.
Perhaps the best way to think of our present situation is to a train coming into a switchyard. All of the switches are set before the train arrives, so that its path is completely . Some switches we can see, others we cannot. There is no doubt if we can see the setting of a switch: we can say with confidence that some futures will not be realized and others will. At the unseen , however, there is no such certainty about it. .The unseen switches are the true decision points in the future, and what happens when we arrive at them determines the entire subsequent course of events.
, but after that there are decision points to be dealt with and possible fates to consider. .
Part ⅢListening Comprehension
Section A
11. M: Gordon needs to find another place to live. The apartment he rents now has been sold to a new owner.
W: Hed better start looking right away. When all the students come back in a few weeks, he wont find any near the campus.
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