You can never go wrong if you err on the side of caution when it comes to your baby.

你绝不能出错，如果你宁可过于谨慎的时候，你的宝宝。

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Forgive yourselves when you err and misjudge your brethren, but do not make allowances any more for justifying your behavior or thoughts.

当你犯错或者错怪你的兄弟时，要原谅自己，但是不要为自己的行为或想法再辩解。

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You err on the side of under-prescribing.

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As a visitor you should err on the side of caution, but be prepared to wait.

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As soon as you get a ball in hand you want to go at it 100% but you have to err on the side of caution.

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