Jon Postel

In general, an implementation must be conservative in its sending behavior, and liberal in its receiving behavior.

— Jon Postel

TCP implementations will follow a general principle of robustness: be conservative in what you do, be liberal in what you accept from others.

— Jon Postel

I think they called me the closest thing to a God of the Internet. But at the end, that article wasn’t very complimentary, because the author suggested that I wasn’t doing a very good job, and that I ought to be replaced by a "professional." Of course, there isn’t any "God of the Internet." The Internet works because a lot of people cooperate to do things together.

— Jon Postel