prophets err

Prophets err: A prophets guide to error handling in 5 easy-to-follow steps:

1. Step 1: Err on the side of caution.
2. Step 2: Err in the direction of your nose.
3. Step 3: Err for the love of err.
4. Step 4: Err like the wind.
5. Step 5: Err like the rest of us.

Errata for further reading.

Also, check out brick patterns for more errata.