You should never think...

你不该认为……。

youdao

You should never think you English is perfect.

你绝不该认为自己的英语是完美的。

youdao

You should never think your English is perfect.

你应该从不认为你的英语是熟练的。

youdao

Similarly, though, anybody who says, you should never think about the facts of mortality and the nature of death-- I think that's misguided as well.

但是同样地，任何人说，你应该永远不要想那些人必有一死,和死亡的事实-,我认为那也是有误导的。

耶鲁公开课 - 死亡课程节选

I think you should never imagine in these real old poleis that got the thing started, that somebody said let's have a polis.

我想你一定难以想象这些城邦,在刚开始建立的时候,是某个人拍脑袋的想法

耶鲁公开课 - 古希腊历史简介课程节选

He might be the grandfather of activist government, but Keynes also said, in effect, that you should never think you have it covered, that you've abolished boom and bust.

BBC: Masters of money: John Maynard Keynes

Envy influences rejection more often than you might think, but should never be taken personally.

FORBES: 4 Reasons Rejection Shouldn't Be Taken Personally

If you pay severance you should require the employee to release all claims, even if you think the employee will never sue.

FORBES: The Top 5 Steps Small Businesses Should Take To Minimize Their Risk Of An Employee Lawsuit