The surest way to tame a prisoner is to let him believe he’s free.
我们必须倾听场地;它会告诉我们该做什么。
The most beautiful words in the English language are 'I told you so.'
Sustainability isn't an option; it's a necessity for the coal sector.
Quality is not a assurance; it is a proof.
意识并非实体,而是过程。