Answer:
Shadows, steam and vapours are all unsubstantial: intangible forms which cannot be grasped or held on to. In this way, he is saying that people in his society live on a metaphorical diet of completely unreal, inconsequential, meaningless things.
Explanation:
short answer : 20 feet
They all need to have their last names.
By trying to find ways to apply truth 99% of the time, but at important points in the plot, throwing your own believable twists into history. National Treasure is a good example of this idea put to work.
Answer:
that people believe the Earth is really flat.
Explanation: