Update vision.md

Fixed typo by changing you to your

docs/src/pages/discover-more/vision/vision.md

@@ -6,7 +6,7 @@ The Material Design guidelines are an incredible starting point, but they do not
 
 Therefore, Material-UI will be not only be an implementation of the Material Design guidelines, but a general use UI library of components that are needed by many. This generalized use doesn't imply any other design methodology. It also means we will have components or combinations that are simply not addressed in the design guidelines.
 
-We will focus on providing all the low-level tools needed to build a rich user-interface with React. Once we implement the Material design specification (which is a bar set quite high), you should be able to take advantage of it for you own business with any style customization needed. We want to see companies succeeding using Material-UI in a way that matches their brand, close to the material philosophy or not. We don't want them to feel that their UI simply looks like another Google product.
+We will focus on providing all the low-level tools needed to build a rich user-interface with React. Once we implement the Material design specification (which is a bar set quite high), you should be able to take advantage of it for your own business with any style customization needed. We want to see companies succeeding using Material-UI in a way that matches their brand, close to the material philosophy or not. We don't want them to feel that their UI simply looks like another Google product.
 
 From a developer's point of view, we want Material-UI to: