Sylvanas learned a lesson from this tale; to spend the strength of others toward her own ends. What was an inspiring act of bravery and humility was, in her mind, a lesson in cynical application of force and power.
From the sacrifice of fellow rangers during the scourging of Quel’Thalas, through her hunt for Arthas, the conquest of Lordaeron and her time as warchief, those below her were Arrows In Her Quiver.