People often use the expression "that's why" in everyday conversations, showing a cause-and-effect relationship. It explains something already mentioned, like an action, event, or situation. This handy phrase also connects two different bits of information, adding context or a reason for a result or situation. You can use "that's why" in both serious discussions and casual chats, making it great for explaining things and helping others understand better in any conversation.
At its core, "that's why" connects a cause with an effect or a reason with a result. People usually use it after a statement to help explain the thinking or logic behind it. But remember, its meaning can change a bit depending on the situation.
The origin of “that’s why” is not very clear, but it seems to be a shortened form of “that is why” or “that is the reason why.” According to Google Ngram Viewer, the phrase “that is why” has been used in English books since the 16th century, while “that’s why” has been used since the 19th century. The phrase “that is the reason why” has been used since the 17th century, but it is considered redundant by some grammarians.
"That's the reason why I had to embroider tulips, which I hate, on his slippers; because you are fond of tulips; that's why (throws the slippers on the floor) we go to the mountains during the summer, because you don't like the sea air; that's why my boy is named Eskil, because it's your father's name..."
- The Stronger by August Strindberg, 1889
"I was born so, and that's why never got married. Girls want somebody that acts just like somebody else. She was born lonesome, and she's married you. I don't know which of us got the worst of it.
- The Man Who Went With The Place by Margaret L. Knapp, 1901
Here are ten examples of "that's why" in sentences and different contexts:
Due to its versatile nature, the phrase "that's why" often appears in various forms of media, including movies, TV shows, and music.
Some notable examples are:
While "that's why" is a standard phrase, several synonyms and similar expressions in English convey the same message.
Here are a few examples:
It's a phrase used to connect a cause and effect or to explain the reason behind a situation or event.
The exact origin of "that's why" is unclear due to its widespread use and simple nature. However, it's a universally understood concept, expressing logical reasoning in many languages.
Yes, "that's why" can be used as a standalone response to signify agreement with a provided reason.
Some synonyms include "hence," "therefore," "consequently," "as a result," and "for this reason."
No, it is grammatically incorrect to start a sentence with "that's why" followed immediately by a comma. "That's why" should be followed by a complete clause or sentence. A comma can be used if "that's why" is not at the very beginning.
Yes, although alternatives like "hence" or "therefore" are often preferred for their more formal tone.
While both "that's why" and "because" express causality, they are not always interchangeable. "That's why" usually follows a statement or event, while "because" typically precedes the reason or explanation. Take a look at these examples: "I was tired, that's why I went to bed early." "I went to bed early because I was tired."
Yes, "that's why" can be used at the start of a sentence to emphasize the cause-effect relationship.
Yes, "that's why" can be used to express a future outcome, as long as the cause-effect relationship is clear. For example, "I have a big presentation tomorrow, and that's why I'm preparing so diligently today."
In certain situations, a semicolon can replace "that's why" to connect two closely related independent clauses.
“That’s why” is a common and well-understood phrase that explains or justifies something. You can use it in both informal and formal contexts, and it has a variety of synonyms. It can appear after a statement to emphasize the reason or explanation just given, especially in response to a statement or question using the word “why." The meaning of the phrase depends on the context and the tone of the speaker.
Here's a quick summary:
The expression "that's why" may seem straightforward, but understanding its nuances can greatly enhance your language proficiency and communication skills.