Thus we say: You never know, which is why. but You never know. That is why.

Understanding the Context

And goes on to explain: There is a subtle but important difference between the use of that and which in a sentence,. Why is used here as an interjection. According to Merriam-Webster: —used to express mild surprise, hesitation, approval, disapproval, or impatience <why, here's what I was looking for> In my. Nov 25, 2010 · Maybe I could say the question with why is a blunt question, whereas the question with how come indicates we admire that the person spoken to has such great knowledge about.

Key Insights

Jan 16, 2011 · Why have a letter in a word when it’s silent in pronunciation, like the b in debt? Can anyone please clarify my uncertainty here?