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Psychology must be purely experimental and analytical.
We don't need perfect knowledge to take sensible actions.
By used books. They have the same words as the new ones. Also libraries.
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.
当天赋不努力时,努力会战胜天赋。
The first erroneous assumption is that quality means goodness, or luxury, or shininess, or weight.