But actually, it's the science of weighing costs and benefits - which makes it also very useful for solving problems in everyday life.
但实际上，它是一门权衡收支的科学——它可以非常有效的解决日常生活中的问题。
Do you go to work everyday because you enjoy solving problems?
你每天去上班是因为你享受解决问题吗？
Do you go to work everyday because you enjoy solving problems?
你每天去上班是因为你享受解决问题吗？
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