I ventured the idea that the secret of staying young was to mix with older people.

我大胆地提出这样一个观点，即保持年轻的秘诀是和比自己年长的人交往。

《柯林斯英汉双解大词典》

Here are the secrets of staying young.

以下是保持年轻的秘诀。

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Top tips for staying young.

保持年轻的重要提示。

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One time, a young manwas staying with us, and he had him a guitar case.

VOA: standard.other

All because I read a book called You: Staying Young, which advises taking large doses of calcium citrate two or three times a day.

FORBES: Bad Bad Bad

Although had some trouble with short term memory, he was able to successfully play with and have a wonderful relationship with grandchildren, staying young enough to be in the moment when they visited with him.

FORBES: Winona Ryder At The 'Age I've Been Warned My Whole Life About'

According to this way of thinking, staying forever young means always being ready for the next big thing (whatever that might be).

NEWYORKER: Spoiled Rotten