“There are some secrets we keep because we can't bear to let them out and some because it's better to keep them in.”

“I thought about how there are two types of secrets: the kind you want to keep in, and the kind you don't dare to let out.”

“But the heaviest things, I think, are the secrets. They can drown you if you let them.”

“Learn her skills, honor her sword, and keep her secrets.”

“As Buckingham talked, I couldn't help but remember that there's a reason they call us Gallagher Girls. It's not just because the youngest of us are twelve. It's also because our founder was under twenty. From the very beginning we have been discounted and discredited, underestimated and undervalued. And, for the most part, we wouldn't have it any other way.”

“You know,' I whispered, 'some girls might think it's creepy having a boy watch them sleep.'He smirked and pointed to himself. 'Spy.''Oh.' I nodded. 'Right. So you're a trained Peeping Tom.''Product of the best peeping academies in the country.''Well, now I feel much better.''You should.”

“I know too well how dangerous hope can be, how it grows and sometimes dies, taking its host with it. It's more powerful than anything Dr.Fibs keeps in his labs, more precious than all the secrets inside Sublevel Two.”