The past is a foreign country, but we are all its citizens.
The best way to learn mathematics is to do mathematics.
可持续性不仅关乎技术,更关乎创造全新的生态系统。
啊,充分利用我们还能花费的东西,在我们也归于尘土之前;尘土归于尘土,躺在尘土之下,没有酒,没有歌,没有歌手,也没有——尽头!
We need to ensure that the Internet remains open and accessible to everyone.