In Orson Scott Card's "Ender's Game," the protagonist Ender Wiggin grapples with the intense pressure of his training and the expectations placed upon him. The story reveals that much of Ender's struggle comes from the prolonged anticipation and observation, where he finds himself constantly analyzing his surroundings and the implications of his actions. This waiting period becomes a significant burden, as it adds to his emotional and psychological toll.

The quote highlights the profound impact of anxiety and uncertainty on one's wellbeing. While enduring the challenges of training, Ender learns that the mental strain from waiting can often overshadow the actual challenges faced. The cost of this anticipation not only affects his performance but also his identity and relationships, showcasing the deeper themes of sacrifice and the sacrifices one must make under pressure.