However, it's important to understand that "toi tu" is a more emphatic and informal way of saying "you" in French. It's similar to saying "you know" or "you see" in English, and it adds a bit of emphasis or focus on the person being addressed.
Here's a breakdown:
* Toi: You (informal)
* Tu: You (informal)
So, "toi tu" is essentially "You, you" or "You see," adding emphasis to the "you."