We use nuclear weapons every day, Mr. Schlesinger goes on to explain, "to deter our potential foes and provide reassurance to the allies to whom we offer protection."
"We will need a strong deterrent," he finally says, "and that is measured at least in decades -- in my judgment, in fact, more or less in perpetuity. The notion that we can abolish nuclear weapons reflects on a combination of American utopianism and American parochialism. . . . It's like the  Kellogg-Briand Pact renouncing war as an instrument of national policy . . . . It's not based upon an understanding of reality."
In other words: Go ahead and wish for a nuclear-free world, but pray that you don't get what you wish for. A world without nukes would be even more dangerous than a world with them, Mr. Schlesinger argues.
Mr. Schlesinger expresses concerns, too, about the safety and reliability of