chore: grammar issues

Author: heitorlessa

Diff for: README.md

@@ -6,14 +6,14 @@ A suite of utilities for AWS Lambda Functions that makes tracing with AWS X-Ray,
 
 ## Tenets
 
-* **AWS Lambda only** – We optimize for AWS Lambda functions environment only. Utilities might work with web frameworks, and non-Lambda environments though they are not officially supported.
-* **Eases the adoption of best practices** – Utilities’ main priority is to facilitate best practices adoption defined in AWS Well-Architected Serverless Lens; everything else is optional.
-* **Keep it lean** – Additional dependencies are carefully considered to ease maintenance, security, and to prevent negatively impacting startup time. 
+* **AWS Lambda only** – We optimise for AWS Lambda function environments only. Utilities might work with web frameworks and non-Lambda environments, though they are not officially supported.
+* **Eases the adoption of best practices** – The main priority of the utilities is to facilitate best practices adoption, as defined in the AWS Well-Architected Serverless Lens; all other functionality is optional.
+* **Keep it lean** – Additional dependencies are carefully considered for security and ease of maintenance, and prevent negatively impacting startup time. 
 * **We strive for backwards compatibility** – New features and changes should keep backwards compatibility. If a breaking change cannot be avoided, the deprecation and migration process should be clearly defined.
-* **We work backwards from the community** – We aim to strike a balance of what would
-work for 80% of customers. Emerging practices are considered and discussed via request for 
-comments (RFCs)
-* **Idiomatic** – Utilities follow language’s idioms and their best practices.
+* **We work backwards from the community** – We aim to strike a balance of what would work best for 80% of customers. Emerging practices are considered and discussed via Requests for Comment (RFCs)
+* **Idiomatic** – Utilities follow programming language idioms and language-specific best practices.
+
+_`*` Core utilities are Tracer, Logger and Metrics. Optional utilities may vary across languages._
 
 ## Powertools available