Never stop learning; the world is always changing.
永远不要停止学习；世界总是在变化。
The greatest happiness is to know the source of unhappiness.
The work of art is the result of a struggle between the artist and his material.
The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.
The best time to plant a tree was 25 years ago. The second best time is today.
采矿业有责任以既有利于股东又有利于社区的方式运营。
Innovation is not just about technology; it's about changing mindsets and embracing new ways of thinking.