No, you obviosuly cannot explain it, or you would.
Here - I'll t y p e R E A L s l o w, so's you can understand.
They were for banning the use of land mimes, and for banning the stockpiling of mimes - until they decided they needed mimes.
It's like your neighbor being against you having guns - until one day he decides he needs guns, too.
Then, guns are "suddenly" OK.
Another term for that sort of thinking is "hypocrisy".