He knew that men acting thus must be spies or criminals; that they were testing him, or luring him on to some unworthy act.

In either case, he must be on his guard.
"I beg you to confirm your charge in the usual manner," said he, with a cold, indifferent glance at the paper.

"Murder is a dreadful accusation--you cannot act too carefully.

You say that an Austrian officer intends to murder the King of Prussia.

How do you know this ?" "From himself," said Baron Waltz.