What does the authors second and third use of the key term illusion suggest about foreign-policy

both isolation and omnipotence are impossible to achieve.

The use of  dragon boats  for  racing  and  dragons  are believed by scholars, sinologists, and anthropologists to have  originated  in southern central china more than 2500 years ago, in dongting lake and along the banks of the chang jiang (now called the yangtze) during the same era when the games of ancient greece were.