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The biggest enemy of technology is inertia.
The poet is the only one for whom the world is not silent; he is the only one who can hear the music of the spheres.
Behavior is determined by the current stimulus situation and past reinforcement history.
我们遭受痛苦,因此我们思考。
You must not think that what is hard for you to master is humanly impossible; and if it is humanly possible, consider it to be within your reach.