docs: "you" replaced to "we" in many places

docs/users_guide/framework_basics/character_of_a_quantity.md

@@ -169,7 +169,7 @@ associated with this quantity type.
     as a vector or tensor quantity representation type.
 
 To enable the usage of a user-defined type as a representation type for vector or tensor quantities,
-you need to provide a partial specialization of `is_vector` or `is_tensor` customization points.
+we need to provide a partial specialization of `is_vector` or `is_tensor` customization points.
 
 For example, here is how it can be done for the [P1385](https://wg21.link/p1385) types:
 
@@ -223,12 +223,12 @@ either:
 
 ## Hacking the character
 
-Sometimes you want to use a vector quantity, but you don't care about its direction. For example,
-the standard gravity acceleration constant always points down, so you might not care about this
-in a particular scenario. In such a case, you may want to "hack" the library to allow scalar types
+Sometimes we want to use a vector quantity, but we don't care about its direction. For example,
+the standard gravity acceleration constant always points down, so we might not care about this
+in a particular scenario. In such a case, we may want to "hack" the library to allow scalar types
 to be used as a representation type for scalar quantities.
 
-For example, you can do the following:
+For example, we can do the following:
 
 ```cpp
 template<class T>

docs/users_guide/framework_basics/interface_introduction.md

@@ -55,7 +55,7 @@ possible. For example, to create a quantity with a unit of speed, one may write:
 quantity<si::metre / si::second> q;
 ```
 
-In case you use such an unit often and would prefer to have a handy helper for it, you can
+In case we use such an unit often and would prefer to have a handy helper for it, we can
 always do something like this:
 
 ```cpp

docs/users_guide/framework_basics/simple_and_typed_quantities.md

@@ -116,9 +116,9 @@ error: could not convert 'mp_units::operator*<si::metre(), double, si::second(),
 
 ## Typed quantities
 
-Simple mode is all about and just about units. In case you care about a specific quantity type,
-**typed quantities** should be preferred. With this mode, for example, you can specify if you
-deal with `width`, `height`, or `radius` and ensure you will not assign one to another by
+Simple mode is all about and just about units. In case we care about a specific quantity type,
+**typed quantities** should be preferred. With this mode, for example, we can specify if we
+deal with `width`, `height`, or `radius` and ensure we will not assign one to another by
 accident.
 
 The previous example can be re-typed using typed quantities in the following way:

docs/users_guide/framework_basics/text_output.md

@@ -174,8 +174,8 @@ std::println("|{:*^10}|", 123 * m);  // |**123 m***|
 
 !!! note
 
-    [`std::println` is a C++23 facility](https://en.cppreference.com/w/cpp/io/print). In case you
-    do not have access to C++23, you can obtain the same output with:
+    [`std::println` is a C++23 facility](https://en.cppreference.com/w/cpp/io/print). In case we
+    do not have access to C++23, we can obtain the same output with:
 
     ```cpp
     std::cout << std::format("<format-string>\n", <format-args>);