What does Desde que te conozco eres importante mean?

The phrase "Desde que te conozco eres importante" translates to "Since I've known you, you've been important" or "You've been important to me since I met you."

Here's a breakdown of the phrase:

* Desde que: Since

* te conozco: I've known you (literally "I know you")

* eres: You are

* importante: Important

This phrase conveys a strong sentiment of appreciation and value for the person being addressed. It emphasizes that the person's importance has been constant ever since the speaker first met them.