积极情绪拓宽我们的意识，鼓励新颖、多样和探索性的思想和行动。随着时间的推移，这种拓宽的行为模式会建立技能和资源。
Positive emotions broaden our awareness and encourage novel, varied, and exploratory thoughts and actions. Over time, this broadened behavioral repertoire builds skills and resources.
Legal rights are not merely the shadows of legal duties.
DNA的结构是一个需要解决的谜题。
When every penny must be calculated, the margin for error evaporates.
