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The sun is our most powerful tool in Africa. We must learn to work with it, not against it.
Science is a wonderful thing if one does not have to earn one's living at it.
Gunpowder is not just a tool of destruction, it can also be a medium for creation. 火药不仅是破坏的工具,它也能成为创造的媒介。
企业社会责任不仅仅是慈善,而是为所有利益相关者创造共享价值。
The opposite of courage in our society is not cowardice, it is conformity.