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Patience is bitter, but its fruit is sweet.
Psychology as the behaviorist views it is a purely objective experimental branch of natural science.
"In science, the most exciting phrase to hear is not 'Eureka!' but 'That's funny...'"
你无法总是控制外面发生的事情,但你总能控制内心发生的事情。
The progress of mathematics is measured by the number of problems it can solve.