I also enjoy writing my regular column for Organic Gardening magazine, so I may do more of that sort of thing in the future, if anybody wants it!

One is that the perfect garden can be created overnight, which it can't.

The steady state of disks is full.

No amount of source-level verification or scrutiny will protect you from using untrusted code.

I wanted to avoid, special IO for terminals.

You can't trust code that you did not totally create yourself.

I wanted to separate data from programs, because data and instructions are very different.