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The only valid data for psychology are observable behaviors.
"The best way to innovate is to start with the customer."
我们今天所做的每一个决定都为明天的森林播下种子。
农民是农业的主体,我们要让农民成为现代农业的受益者。
The longer I live the more I see that I am never wrong about anything, and that all the pains I have so humbly taken to verify my notions have only wasted my time.