Don't make presumptuous comments out of ignorance. Don't make improper comments before you know the whole story.

不要不明原委， 就妄加评论。

《新英汉大辞典》

My answer is: I know nothing about my previous life, so I dare not make improper comments on afterlife.

我的回答是：我不知道前生，因而也不敢妄谈后世。

youdao

I don't wanna make improper comments, for I got no interest in ball games, but the following words came to my mind when I watch the first half.

我不想评论什么，因为我本身对球类运动十分不感兴趣，但我在观看上半场的时候突然想到了这两句话。

youdao