"There is a lot of evidence that people who keep up physical activity as well as social activity do much better in all sorts of ways," he said.

“大量事实证明持续锻炼且社交频繁的人在所有方法中表现最突出。”他说道。

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Eventually Kotler came to see marketing as being about the exchange of values between two parties and, as such, a social activity, not just a business one.

最终，科特勒逐渐认识到，营销是一种双方的价值交换活动，因此，它不仅是一种商业行为，更是一种社会行为。

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Perhaps very mildly stimulating social activity, such as going for a walk in a busy area or going grocery shopping, can take some of the edge off of your depression.

或许，非常温和的刺激性的社会活动，如在闹市区散布或去杂货铺购物能减弱你抑郁的情况。

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As a sport that was originally played as an after dinner game on the dining tables of 19th-century English homes, table tennis seems to have come full circle as a social activity.

BBC: Ping pong bounces back in London

The Ness app launched recently to give people recommendations based on their specific tastes and past ratings on restaurants, as well as their activity on social sites such as Facebook and Foursquare.

FORBES: Ness Gets Social With Personalized Restaurant App

Eventually Kotler came to see marketing as being about the exchange of values between two parties and, as such, a social activity, not just a business one.

ECONOMIST: Guru