When investigating the pH (acidic, neutral, alkaline) of a liquid, don't soak the litmus paper completely in the liquid but just put the end of the paper in it.
むろん、この両極端の間に多くのバリエーションがある。
Obviously there are many variations between these two extremes.
I'd get a soup plate and then slide the glass very carefully over to the edge of the table, and let the water run into the soup plate - it doesn't have to run onto the floor.
母はその知らせを聞いた途端青ざめた。
My mother grew pale on hearing the news.
編集者はささいな事実を読者に提供するのに極端に走ることがよくある。
Editors often go to extremes in providing their readers with unimportant facts.
物事を中途半端に知っているより、全く知らない方がましだ。
One may as well not know a thing at all, as know it but imperfectly.