It is not easy to change age-old mental habits, but this is what must be attempted.

改变古老的思维习惯不易，但这是必须要尝试的。

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And although migration is the only thing which prevents many European populations from shrinking, an influx of outsiders will not change age-structures by much.

虽然吸取移民是唯一的可以阻止欧洲人口缩减的方法，但是流入的外来移民不会对年龄结构产生很大的改变。

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People's interests tend to change with age.

人们的兴趣往往随着年龄而改变。

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Global Witness director Simon Taylor says the end of the oil age will change life as we know it.

VOA: standard.2009.10.20

It challenged the traditional loyalties of young Irish people, attempted to change age-old fears and misconceptions, . it also provided a forum for people to communicate freely and to learn the principles of lasting peace.

BBC: New head for Presbyterian Church

"It's also useful to look at weight change since age 20, " he said.

CNN: Thin is in, but fat might be better

The irony is that it appears much easier to put in a new stage, seats and lighting than change the age-old culture of infighting and intrigue.

BBC: Ballet wars at the Bolshoi