What is a theme in Ronald Reagan's "Address at Moscow University"?

1. Freedom leads to innovation

2. Culture determines a society's future

3. Technology can be used for good and bad

4. Education is the to bright future

Setting unrest in opposition to upheaval, Reagan praised the temperance of the small silicon chip,' the seal for his insurgency, which would permit mankind to get 'through the material states of presence' to enter a dematerialized universe of data and code

each played a major role in ending the cold war.

during the ming dynasty