Friends appear like enemies, and enemies appear like friends. When agreements of friendship are made, it is difficult for the parties to know whether they are really actuated by lust and anger.
शत्रुरूपा हि सुहृदो मित्ररूपाश्च शत्रवः। संधितास्ते न बुद्ध्यन्ते कामक्रोधवशं गताः॥