He watched them with an evil smile.

He would teach this pretty fellow a lesson.

After some deliberation he walked lightly toward the lovers.

They did not hear him till he was almost upon them.
"A pretty picture!" Gretchen colored and the vintner flushed, the one with dismay and the other with anger.
"A charming idyl!" "Leave us, Gretchen," said the vintner, with a deceiving gentleness.
Gretchen started reluctantly down the path, her glance bravely before her.

She knew that Wallenstein would not move; so she determined to go round him.