Do you really like studying?" Mattia nodded. "Why?" "It's the only thing I know how to do," he said shortly. He wanted to tell her that he liked studying because you can do it alone, because all the things you study are already dead, cold, and chewed over. He wanted to tell her that the pages of the schoolbooks were all the same temperature, that they left you time to choose, that they never hurt you and you couldn't hurt them either. But he said nothing.

Do you really like studying?" Mattia nodded. "Why?" "It's the only thing I know how to do," he said shortly. He wanted to tell her that he liked studying because you can do it alone, because all the things you study are already dead, cold, and chewed over. He wanted to tell her that the pages of the schoolbooks were all the same temperature, that they left you time to choose, that they never hurt you and you couldn't hurt them either. But he said nothing.

Why did you choose to stay here?" (...) "I don't know," he said. "It's as if there's more oxygen here.

All opening moves were the same, like in chess. You don't have to come up with anything new, there's no point, because you're both after the same thing anyway. The game soon finds its own way and it's only at that point that you need a strategy.

She hadn't chosen him over all the others. The truth was that she hadn't even thought about anyone else.

People took what they wanted, they clutched at coincidences, the few there were, and made a life from them. . . . Choices are made in brief seconds and paid for in the time that remains.

Twin primes: pairs of prime numbers that are close to each other, almost neighbors, but between them there is always an even number that prevents them from truly touching. If you go on counting, you discover that these pairs gradually become rarer, lost in that silent, measured space made only of ciphers. You develop a distressing presentiment that the pairs encountered up until that point were accidental, that solitude is the true destiny. Then, just when you’re about to surrender, you come across another pair of twins, clutching each other tightly.