fix typos

docs/documentation/guides/node.mdx

@@ -28,7 +28,7 @@ Now that we've created a project and added a secret to its development environme
 
 ## Create a Node app
 
-For this demonstration, we use a minimal Express application. However, the same principles will apply for any Node application such as those built on Koa or Fastify.
+For this demonstration, we use a minimal Express application. However, the same principles will apply to any Node application such as those built on Koa or Fastify.
 
 ### Create an Express app
 
@@ -107,7 +107,7 @@ At this stage, you know how to fetch secrets from Infisical back to your Node ap
         Although the SDK requires you to pass in a token, it enables greater efficiency and security
         than if you managed dozens of secrets yourself without it. Here're some benefits:
 
-        - You always pull in the right secrets because they're fetched on demand from a centralize source that is Infisical.
+        - You always pull in the right secrets because they're fetched on demand from a centralized source that is Infisical.
         - You can use the Infisical which comes with tons of benefits like secret versioning, access controls, audit logs, etc.
         - You now risk leaking one token that can be revoked instead of dozens of raw secrets.
         
@@ -118,4 +118,4 @@ At this stage, you know how to fetch secrets from Infisical back to your Node ap
 
 See also:
 
-- Explore the [Node SDK](https://github.com/Infisical/infisical-node)
+- Explore the [Node SDK](https://github.com/Infisical/infisical-node)