"La vida es un laberinto en el que a veces nos perdemos, pero siempre encontramos el camino de regreso."

"Memory is a strange thing. It doesn't work as I thought it did. We are so foolishly constructed that we go through life arm in arm with our earliest memories, thinking they are the most recent."

生命太短暂，不能浪费在糟糕的书上。

Mathematics is not just a tool; it is a way of thinking.