If you don't have a strong social circle, meet people and re-connect with old friends.

如果你没有一个强大的社交圈，那么就多与人接触，经常和老朋友联系联系。

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A successful pilot, Southwark Circle, built social networks of helpful neighbours for old people living on their own in inner London.

一家成功的先锋公司，Southwark Circle，为住在内伦敦的老人们创建了一个有效的邻里社交网络。

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The old man picks up a small stick and draws a circle in the dirt, and says, "What if all of those things are only changes in things, situations and forms of life?"

老头捡起一根小棍，在地上画了一个圈，然后说：“如果那些东西全都只是物体、状况和生命形式的变化，那又会是怎样呢？”

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As their countries' bond yields rise, it becomes more expensive for governments to sell more debt, which leads to a vicious circle as the old debt comes due for repayment.

BBC: Spain PM postpones holiday as debt fears hit record

Presented with a ridiculous dessert in a restaurant one night shortly before his last child was born, the 84-year-old Nobel laureate contemplated a circle of perfectly measured blobs of fruit coulis.

ECONOMIST: Obituary: Saul Bellow | The

His inner circle remains packed with old friends and Downing Street is still an alarmingly slack operation.

ECONOMIST: The Conservatives and Tony Blair