直到此刻，我从未真正了解过自己。

The first step in liquidating a people is to erase its memory. Destroy its books, its culture, its history. Then have somebody write new books, manufacture a new culture, invent a new history. Before long the nation will begin to forget what it is and what it was. The world around it will forget even faster.

译文：物质方面的享受，我们要节俭几分才最好，为人处世能退让一步才算高明。赏析：基本的物质享受应该追求，但不能纵情享乐，醉生梦死。待人接物，不必事事都要争个高低，懂得收敛锋芒，才是智者。

挑战让生活有趣，而克服挑战让生活有意义。

The secret to outstanding achievement is not talent but a special blend of passion and persistence called grit.

电子和原子一样是不可穷尽的。