My coworker has a rule in our office: if you have to do something for a second time, automate it. He's been getting us all to follow this, and it has paid off

My coworker has a rule in our office: if you have to do something for a second time, automate it. He's been getting us all to follow this, and it has paid off many times. It's not just about whether it pays off for an individual task — it's a mentality you develop as you go into future tasks.