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过去的危险是人们成为奴隶。未来的危险是人们可能成为机器人。
"The principles of a free society are essential for human progress and prosperity."
"The past is what you remember, imagine you remember, convince yourself you remember, or pretend to remember."
最好的林业实践是那些不留痕迹但改变一切的做法。
The future of medicine lies in understanding life at its most fundamental level.