Machinery and labor-saving devices are only valuable as they serve to reduce the cost of manufacture.
机器学习的最终目标是让计算机从经验中学习，并随着时间的推移提高其在任务上的表现。
跨境合作对于解决全球粮食挑战至关重要。
The purpose of literature is to turn blood into ink.
We need to be able to trust the infrastructure of the Internet.
Happiness is holding someone in your arms and knowing you hold the whole world.