“I love the ritual of drawing up lists, and there's something wonderfully satisfying about ticking tasks off.”

“I have a list in my head of all the feelings I still want to feel before I die. And you have ticked so many things off that list.”

“They were ticking off items on a to-do list that was magnet-attached to the fridge. There were nineteen items on the list. They'd crossed off fifteen. The final item was underlined: Make a life.”

“Of course witnessing poverty was the first to be ticked off the list. Then I had to graduate to the more obscure stuff. Being in a riot was something I pursued with a truly obsessive zeal, along with being tear-gassed and hearing gunshots fired in anger.”

“There's something very satisfying about numbers. Numbers are what they are. They are very straightforward. Unlike people.”

“I wonder if we should add a box to tick off -- Reason for travel: creepy planetary conquest... no, I suppose not.”