We need to be vigilant about the security of the Internet.

The best investment you can make is in your own abilities.

你的人生不是你等待的结果，而是你选择的结果。

Mathematics teaches us to think logically and to approach problems systematically.

诗歌是反映灵魂的镜子。

译文：告诉远方的游子：别为这点寒冷发愁。春天马上就要来了，就在你家东边不远处。