Update README.md

Author: pazams

README.md

@@ -169,7 +169,7 @@ If a function is synchronous, then it should use `throw` when an error occurs, a
 
 Otherwise, an asynchronous function should propagate the error by passing it as a first value to a callback function, or it should return a rejected promise.
 
-Note the `async/await` mechanism, which is in draft, will consolidate both worlds by having asynchronous errors being handled in side `try/catch` blocks.
+Note the `async/await` mechanism, which is in draft, will consolidate both worlds by having asynchronous errors being handled inside `try/catch` blocks.
 
 ### Go
 In Go on the other hand, the way to propagate an error is determined by the degree of severity with context of the whole application.