第105句
those forced to exercise their smiling muscles reacted more enthusiastically to funny cartoons than did those whose mouths were contracted in a frown,suggesting that expressions may influence emotions rather than just the other way around.
译文：在看一些有趣的卡通片时，那些被称迫做出笑脸的人比那些撅嘴、皱眉的人反应更加喜悦，这就表明表情可能会影响情绪，而不仅仅是情绪影响表情。
第106句
she worked hard at her task before she felt sure that the results would justify her long effort.
译文：她努力做自己的工作，直到确定所得到的结果可以证明自己长久以来付出的努力没有白费。
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