The physicality of the material is its meaning.
Maybe I was afraid of change, are you?
Profitability and responsibility are not opposites; they are two sides of the same coin.
采矿业必须发展以满足不断变化的世界的需求,否则将被淘汰。
人民就是政府,通过他们的代理人来管理它;他们就是政府,是主权权力。