自由是做法律允许的事情的权利。
The Langlands program is a vision of how mathematics could be seen as a single, coherent whole.
我专注于我需要做的事来变得更好。
当今煤炭行业的挑战需要大胆的领导力和远见。
The most dangerous phrase in manufacturing is 'we've always done it this way'.
Every landscape is a state of mind.