fix a typo

index.html

@@ -723,14 +723,15 @@ <h3>
                                 <code>{{ good }}</code>
                             </label>
                             condition,
-                            how much does it cost the business?
+                            how much does it cost the business or your team?
                         </p>
                         <p>
                             This cost will be used to put a tangible number on various windows and events.
+                            It might be hard to put a number on failures especially if some resilience patterns are part of the architecture.
                         </p>
                         <p>
-                            But there are ways to make the bad events cheaper.
-                            In a future article, we will discuss all parents of reliability and how to make errors cheap.
+                            There are many ways to make the failures cheaper.
+                            In a future article, we will discuss all patterns of reliability and how to make errors cheap.
                             In the mean time check out the following techniques:
                         </p>
                         <ul>