解释：明智的人不违背时机而放弃有利的行动，勇士不回避死亡而埋没名声，忠臣不先顾及自己后顾及国君。
The Langlands correspondence is not just a theorem but a guiding principle for future discoveries.
Today is cruel, tomorrow is crueler, and the day after tomorrow is beautiful, but most people die tomorrow night, so don't give up today.
为了帮助人们储蓄更多，使储蓄成为默认选项。