人类的独特成就在于它非凡的高强度的活力和创造力，它那累积的能力可以创造变化。

Humanity's unique achievement is its remarkably intense level of activity and creativity, its cumulative capacity to create change.

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现在我们开始探询什么是智慧最深的根本，它的深度，它非凡的生命力，包含在那种智慧里的巨大的能量。

Now we are beginning to enquire into what is the very root of intelligence, the depth of it, the extraordinary vitality of it, the tremendous energy that is involved in that intelligence.

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虽然澳大利亚的岩石艺术非凡的古迹现在已经得到承认，它图像的顺序和意义一直被广泛地讨论。

Although the remarkable antiquity of Australia's rock art is now established, the sequences and meanings of its images have been widely debated.

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But fortunately,again,this is why positive psychology as a network of scholars applying themselves to these ideas and ideals. It's so important because today you'll see throughout the semester that there are so many more tools that we can apply to our lives, to go beyond the zero.

但幸运的是，这就是为什么要学习积极心理学,大量的学者致力于,研究这些观点，它意义非凡,因为今天你们会看到整个学期的概览,有很多方法可以让我们的生活质量，达到正值。

哈佛公开课 - 幸福课课程节选