“Only humans can hurt one another, Ada thought; only humans falter and betray one another with a stunning, fearsome frequency. As David's family had done to him; as David had done to her. And Ada would do it too. She would fail other people throughout her life, inevitably, even those she loved best.”

“Only humans can hurt one another, Ada thought; only humans falter and betray one another with a stunning, fearsome frequency. As David's family had done to him; as David had done to her. And Ada would do it too. She would fail other people throughout her life, inevitably, even those she loved best.”

“...the pleasure of finally making a clean break into misery after always dangling above it's canyon...”

“Only humans can hurt one another, Ada thought; only humans falter and betray one another with a stunning, fearsome frequency. As David's family had done to him; as David had done to her. And Ada would do it too. She would fail other people throughout her life, inevitably, even those she loved best.”

“If a machine can convincingly imitate humanity—can persuade a human being of its kinship—then what makes it inhuman? What, after all, is human thought but a series of electrical impulses?”

“As a parting gift, he gave Harold the key chain from his house keys, the ones that opened the gate to Hamilton Arms: it was a clover, a charm for luck. Its stem was a little drawer, into which, Harold later found, George had put a love note. Harold kept the clover for the rest of his life.”