Small edits in README

README.md

@@ -1460,10 +1460,10 @@ python -m timeit -s "from typing import NewType; MyInt = NewType('MyInt', int)"
 50000000 loops, best of 5: 4.35 nsec per loop
 ```
 
-However, when you instantiate dataclasses using the `from_*` method, there will
-be no performance degradation, because the value won't be enclosed in the
+However, when you create dataclass instances using the `from_*` method, there
+will be no performance degradation, because the value won't be enclosed in the
 callable in the generated code. Therefore, if performance is more important
-to you than catching logical errors by type checkers in case you are actively
+to you than catching logical errors by type checkers, and you are actively
 creating or changing dataclasses manually, then you should take a closer look
 at using `Annotated`.