Suzanne Segerstrom, professor of psychology at the University of Kentucky, believes that the key to increasing optimism is through cultivating optimistic behaviour, rather than positive thinking.

肯塔基大学心理学教授苏珊娜·塞格斯特罗姆认为，增加乐观情绪的关键在于培养乐观行为而不是积极思维。

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And these biases help to show exactly why we need psychology experiments and why we can't rely on our intuitions about the behaviour of others.

而这些偏见正好证明了我们多么需要心理学实验，以及为什么我们不能依赖于自己的直觉去推测别人的行为。

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In response, her approach not only helps people understand their carbon footprints but also recognises the key role that psychology and emotion play in behaviour change.

作为回应，她的方案不仅帮助人们了解他们的炭足迹，而且注意到心理学和情感在人们行为中起到的关键性作用。

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