Postfix keeps running even if one Postfix process dies; Windows requires that someone restarts the service.

- Wietse Venema

When I write software, I know that it will fail, either due to my own mistake, or due to some other cause.

- Wietse Venema

One bug in an SMTP server can open up the whole machine for intrusion.

- Wietse Venema

I want to avoid locking people into solutions that work only with Postfix. People should have a choice in what software they want to use with Postfix…

- Wietse Venema

Defect-free software does not exist.

- Wietse Venema

Like all software, Qmail can survive only when it keeps up with changing requirements.

- Wietse Venema

Qmail out of the box works fine, so people will want to use it regardless of licensing restrictions, even when the software does not ship with their …

- Wietse Venema

My reply is: the software has no known bugs, therefore it has not been updated.

- Wietse Venema

The challenge with Postfix, or with any piece of software, is to update software without introducing problems.

- Wietse Venema