“Mathematicians need to understand a problem only for themselves; math teachers need both to know the math and to know how 30 different minds might understand (or misunderstand) it. Then they need to take each mind from not getting it to mastery. And they need to do this in 45 minutes or less.”

“I needed, I decided, to really know her, because I needed more to remember. Before I could begin the shameful process of forgetting the how and the why of her living and dying, I needed to learn it: How. Why. When. Where. What.”

“Yes, but you need to learn your maths.""I don't need to, really. I already know how to count to a hundred. And I'm sure I'll never need ore than a hundred of anything.”

“Go back to bed', said the omniscient interior voice, because you don't need to know the final answer right now, at three o'clock in the morning on the Thursday in November. 'Go back to bed', because I love you. 'Go back to bed', beacause the only thing you need to do for now is get some rest and take good care of yourself until you do know the answer.”

“And, since they are theater people, they are all talking. All of them. Simultaneously. They do not need to be heard; they only need to be speaking.”

“We need teachers. We need to be teachers. Knowing when for each, is wisdom”

“I whisper every word she needs to hear and I need to say. I tell her how beautiful she is. I tell her she amazes me. I make sure she knows she is the most precious person in the world to me. I make sure she understands what losing her means to me and how impossible it is to imagine my life without her.”