Update HushList protocol whitepaper some more

whitepaper/protocol.tex

@@ -1001,11 +1001,13 @@ shows that a JoinSplit occured and that change was given to a taddr.
 Nevertheless, the follow text is forever embedded in the 512 byte memo field of the above
 transaction:
 
-\begin{quotation}
+\begin{quote}
 	A beginning is the time for taking the most delicate care that the balances are correct.
 
 	 -- "Manual of Muad'Dib" by the Princess Irulan
+\end{quote}
 
+\begin{quotation}
 	Once men turned their thinking over to machines in the hope that this would set them free. But that only permitted other men with machines to enslave them.
 
 	 -- Reverend Mother Gaius Helen Mohiam