General optimism and pessimism count.(总体上的乐观和悲观都很重要。)
While excessive optimism can promote bad investment patterns, resulting in a real-estate "bubble," the report's writers downplay that potential outcome in that it has not yet occurred.(虽然过度乐观可能会助长不良投资模式，导致房地产“泡沫”的出现，但这篇报告的作者对这种潜在后果只是一笔带过，认为它尚未发生。)
This is the most solid ground for optimism.(这是乐观主义最有力的根据。)
When organisations are expanding and adding personnel, promotional opportunities, pay rises, and the excitement of being associated with a dynamic organisation create feelings of optimism.(当组织在扩张和增加人员时，晋升机会、加薪，以及与一个充满活力的组织联系在一起的兴奋感，会让人产生乐观的情绪。)
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。)
The bypass held a new era in motor travel and was greeted with excitement and optimism.(这条路开启了汽车旅行的新时代，迎接它的是人们的兴奋和乐观。)
Optimism and pessimism are both powerful forces, and each of us must choose which we want to shape our outlook and our expectations.(乐观和悲观都是强大的力量，我们每个人都必须选择两者之一，来塑造我们的前景和预期。)
History and news become confused, and one's impressions tend to be a mixture of skepticism and optimism.(历史和新闻混杂在一起，给人的印象往往是怀疑和乐观的混合体。)
There are very real grounds for optimism.(的确有理由可以乐观。)
