要在计算机科学中创新，首先必须掌握基础。

Energy security is a cornerstone of national strategic security, and we must firmly hold our energy饭碗 in our own hands.

诗歌是灵魂的语言，灵魂用图像说话。

What we learn from history is that people don't learn from history.

I think that we communicate only too well, in our silence, in what is unsaid.