Philip Greenspun Quotes

SQL, Lisp, and Haskell are the only programming languages that I've seen where one spends more time thinking than typing.

The devil is real. He lives inside C programs.

Everything that I've learned about computers at MIT I have boiled down into three principles: Unix: You think it won't work, but if you find the right wizard, they can make it work. Macintosh: You think it will work, but it won't. PC/Windows: You think it won't work, and it won't.

Most people who are rich chose their parents wisely.

Frame is a good enough piece of software that there are actually rewards to taking an intelligent and formal approach to your problem. But if you want to be stupid, you can think of Frame as a version of Microsoft Word with most of the bugs taken out.

Although the Buddhists will tell you that desire is the root of suffering, my personal experience leads me to point the finger at system administration.

If I'd had more time or been a better writer, I would have tried to put the same ideas and experiences into a novel. But I didn't so I slapped it up on the Web.

Greenspun's Tenth Rule of Programming: any sufficiently complicated C or Fortran program contains an ad hoc informally-specified bug-ridden slow implementation of half of Common Lisp.

When you choose a language, youre also choosing a community. The programmers youll be able to hire to work on a Java project wont be as smart as the ones you could get to work on a project written in Python. And the quality of your hackers probably matters more than the language you choose. Though, frankly, the fact that good hackers prefer Python to Java should tell you something about the relative merits of those languages.

Start by putting yourself in your users' shoes. Why are they coming to your site? If you look at most Web sites, you'd presume that the answer is "User is extremely bored and wishes to stare at a blank screen for several minutes while a flashing icon loads, then stare at the flashing icon for a few more minutes."

Remember that in 1993 a company with a bad Web site needed an engineer. Today, a company with a bad Web site needs a psychiatrist.

I don't myself believe in astrology. However, I think that's because I'm a Libra and Libras are always skeptical.

Progress in computer science is made with the distribution of revolutionary software systems and the publication of revolutionary books. We don't need a fancy information system to alert us to these grand events; they will hit us in the face. Another good excuse for ignoring the literature is that, since everyone has strong beliefs about fundamentals but can't support those beliefs rationally or consistently convince non-believers, computer science is actually a religion.

We worried about competitors, but it was an unreasonable fear. As a friend once pointed out, most gunshot wounds are self-inflicted.

Like most people in Academia, my vision of the future is the same as the average industry person's vision of five years ago.

The book the Ziff folks sent me as an example of their art was 'Late Night VRML 2.0 with Java,' 700 pages + CD-ROM, published February 1997. I was personally acquainted with more movie stars than people who might conceivably have wanted to buy this book or any book like it.

We're not a vocational school. If someone wants to get a high-paying job, I would hope that there are easier ways to do it than working through a formal computer science curriculum.

Even the lamest page can be saved by collaboration.

Even within traditional universities there has always been debate about whether it wouldn't be better to focus on only one course at a time.