The last few centuries have seen the world freed from several scourges—slavery, for example; death by torture for heretics; and, most recently, smallpox. I am optimistic enough to believe that the next scourge to disappear will be large-scale warfare—killed by the existence and nonuse of nuclear weapons.


Alvarez: Adventures of a Physicist (1987)


The last few centuries have seen the world freed from several scourges—slavery, for example; death by torture for heretics; and, most recently,...

The last few centuries have seen the world freed from several scourges—slavery, for example; death by torture for heretics; and, most recently,...

The last few centuries have seen the world freed from several scourges—slavery, for example; death by torture for heretics; and, most recently,...

The last few centuries have seen the world freed from several scourges—slavery, for example; death by torture for heretics; and, most recently,...