What is hardest to accept about the passage of time is that the people who once mattered the most to us are wrapped up in parentheses.
When time passes, it's the people who knew you whom you want to see; they're the ones you can talk to. When enough time passes, what's it matter what they did to you?
The way you define yourself as a writer is that you write every time you have a free minute. If you didn't behave that way you would never do anything.