" 'I've pissed the bed, Gus, believe me. It's no big deal.''You used... To call me Augustus'(240)" Hazel calling Augustus, Gus symbolizes her need for normalcy. Or what was normal for her and Augustus. She is trying to hard to make him feel as if nothing's wrong even though he is dying right before her eyes. She's trying to be strong for him and not show how much it hurts her.
An Ancient Chinese proverb saysAn invisible red thread connects those destined to meet, despite the time, the place, and despite the circumstances.The thread can be tightened or tangle, but will never be broken.