Original: Create an account now(secure server) You do not have to log in to read Wikipedia, nor is a registered account required to edit Wikipedia articles—almost anyone can edit almost any article at any given time, even without logging in.
Simplified: Create an account now(secure server) You do not have to log in to read Wikipedia. You do not have to log in even to change articles on Wikipedia —  almost anyone can change  almost any article at any time, even without logging in, and many long-time users do not log in.