Random Numbers Should Not Be Generated With

...one Of The Most Important Lessons, Perhaps, Is The Fact That Software Is Hard. From Now On I Shall Have Significantly Greater Respect For Every Successful Software Tool That I Encounter. During The Past Decade I Was Surprised To Learn That The Writing Of Programs For Tex And Metafont Proved To Be Much More Difficult Than All The Other Things I Had Done (like Proving Theorems Or Writing Books). The Creation Of Good Software Demand A Significiantly Higher Standard Of Accuracy Than Those Other Things Do, And It Requires A Longer Attention Span Than Other Intellectual Tasks.

An Algorithm Must Be Seen To Be Believed.

Tex Has Found At Least One Bug In Every Pascal Compiler It's Been Run On, I Think, And At Least Two In Every C Compiler

Ai Has By Now Succeeded In Doing Essentially Everything That Requires 'thinking' But Has Failed To Do Most Of What People And Animals Do 'without Thinking'-that, Somehow, Is Much Harder.

The Best Practice Is Inspired By Theory.