To write 'Generosity,' his recent novel about the search for a happiness gene, he worked like this for eight or nine hours a day.

为了创作最近一部关于寻找幸福基因的小说《慷慨》(' Generosity ')，鲍威尔斯先生一直象这样每天连续工作八九个小时。

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I have had the joy of two beautiful and wonderful wives, the happiness of parenthood and the love of eight children.

我有幸先后拥有两位美丽贤惠的妻子所带来的欢欣，体验过为人之父的乐趣，并得到八个子女的爱。

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Employees all over the country were asked to evaluate eight factors that affect workplace happiness.

FORBES: The Unhappiest U.S. Cities To Work In