One of my most productive days was throwing away 1,000 lines of code.
You can’t trust code that you did not totally create yourself.
I think the major good idea in Unix was its clean and simple interface: open, close, read, and write.
The X server has to be the biggest program I’ve ever seen that doesn’t do anything for you.
No amount of source-level verification or scrutiny will protect you from using untrusted code.
In fact, we started off with two or three different shells and the shell had life of its own.
We have persistent objects, they’re called files.
SCCS, the source motel! Programs check in and never check out!
There’s a lot of power in executing data – generating data and executing data.
I wanted to avoid, special IO for terminals.
It is only the inadequacy of the criminal code that saves the hackers from very serious prosecution.
It’s always good to take an orthogonal view of something. It develops ideas.
A well installed microcode bug will be almost impossible to detect.