-@cindex Free Software Foundation
-@cindex GNU General Public License
-@cindex General Public License
-@cindex GPL
-@cindex distribution
-@cindex redistribution
-Most of PSPP is distributed under the GNU General Public
-License. The General Public License says, in effect, that you may
-modify and distribute PSPP as you like, as long as you grant the
-same rights to others. It also states that you must provide source code
-when you distribute PSPP, or, if you obtained PSPP
-source code from an anonymous ftp site, give out the name of that site.
+@pspp{} is not in the public domain. It is copyrighted and there are
+restrictions on its distribution, but these restrictions are designed
+to permit everything that a good cooperating citizen would want to do.
+What is not allowed is to try to prevent others from further sharing
+any version of this program that they might get from you.