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The joy of mathematics comes from the act of creation, not just the result.
建筑不应该大喊大叫。它应该对人们的生活轻声细语。
安全生产是煤炭行业的生命线,任何时候都不能放松。
The choice for mankind lies between freedom and happiness and for the great bulk of mankind, happiness is better.
The best way to predict your future is to create it.