因为动力是存在的，但我们必须保持联系，有了这个联系之后，动力发生了作用，整个机器也就开动了。
The power is there, but we must keep the connection; and while we do so, the higher power will work and all the machinery will be in operation.
随着时间的推移，人类继续开动脑筋，发现了更多的杠杆作用。
As time went on, humans continued to use their brains to develop more leverage.
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