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理论与实验之间的合作对于物理学的进步至关重要。
The collaboration between theory and experiment is essential for the advancement of physics.
To understand recursion, one must first understand recursion.
"Every life is a story worth telling, if only we take the time to listen."
我们并不因罪恶而受罚,而是罪恶本身会惩罚我们。