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数学家的工作永无止境;总有新的问题要问,新的谜题要解。
A mathematician's work is never done; there are always new questions to ask and new mysteries to solve.
Technology alone won't solve our challenges—it's how we apply it that matters.
Trust is the foundation of every strong business relationship.
In mining, you don't find success by digging in the same hole forever - innovation is our lifeline.
The real moral test of a society is how it treats those who are at the dawn of life, the children; those who are in the twilight of life, the aged; and those who are in the shadow of life, the sick, the needy and the handicapped.