发明的进步使人类拥有了世纪前最大胆的想象也无法梦见的力量。
In time of war, when truth is so precious, it must be attended by a bodyguard of lies.
It is no use saying, 'We are doing our best.' You have got to succeed in doing what is necessary.
选择最好的生活，因为习惯会使它愉快。
The development of learning algorithms that can handle high-dimensional data is a major challenge in the field.
In mathematics, the journey is as important as the destination.