过去在我心中跳动，像第二颗心脏。

对不起妈妈，我从没想过要伤害你。我从没想过让你哭泣，但今晚我要清理我的衣橱。

The best products are those that solve real problems.

The essence of life is statistical improbability on a colossal scale.

The true power of an algorithm is not in its speed or efficiency, but in its ability to reveal the hidden structures of the problems it addresses.

未经审视的人生不值得过。