Answer:
a feeling of disappointment about something you previously enjoyed
In Freak the Mighty, Grim and Gram are Max's grandparents whose daughter was killed by Max's father
Something tells me that she will succeed
"Everything is figureoutable." "Don't sweat the small stuff." "Don't take life to seriously- you'll never get out ALIVE!" "Go stand outside so if anyone asks, you're outstanding!" "If plan A doesn't work the alphabet has 25 more letters- stay cool." "Stars can't shine without darkness." "Don't call it a dream- call it a plan!" "If not us then WHO? If not now then WHEN?" "What's stopping you?" "If opportunity doesn't knock- build a door!" "If you say you're cooler then me, does that make me hotter than you?" And my personal favorite- "Make 10 men feel like 100." Stay cool!