There are nuclear weapons in China, Iran, Korea and Pakistan. It wouldn't take much to send a couple of warheads off on this planet somewhere that would cause a lot of environmental damage, then if you have got someone who wants to retaliate you have real problems.

Summary

This quote highlights the global threat posed by the presence of nuclear weapons in various countries. It emphasizes the potential for devastating environmental damage if a few warheads were launched. Furthermore, it suggests that the possibility of retaliation can escalate the situation into a more serious and complex problem. The quote emphasizes the need for international cooperation and efforts towards disarmament to prevent such catastrophic scenarios.

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