“In a previous life I wrote the software that controlled my physics experiments. That software had to deal with all kinds of possible failures in equipment. That is probably where I learned to rely on multiple safety nets inside and around my systems.”
Related authors
Other Wietse Venema Quotes
When I write software, I know that it will fail, either due to my own mistake, or due to some other cause.
Wietse Venema 
59% of people like this quote
Adding functionality is not just a matter of adding code.
Wietse Venema
57% of people like this quote
The challenge with Postfix, or with any piece of software, is to update software without introducing problems.
Wietse Venema
57% of people like this quote
Like all software, Qmail can survive only when it keeps up with changing requirements.
Wietse Venema
56% of people like this quote