Meta-design Is Much More Difficult

Programs Are Meant To Be Read By Humans And Only Incidentally For Computers To Execute.

[the Euclidean Algorithm Is] The Granddaddy Of All Algorithms, Because It Is The Oldest Nontrivial Algorithm That Has Survived To The Present Day.

Science Is What We Understand Well Enough To Explain To A Computer. Art Is Everything Else We Do.

When Certain Concepts Of Tex Are Introduced Informally, General Rules Will Be Stated; Afterwards You Will Find That The Rules Aren't Strictly True. In General, The Later Chapters Contain More Reliable Information Than The Earlier Ones Do. The Author Feels That This Technique Of Deliberate Lying Will Actually Make It Easier For You To Learn The Ideas. Once You Understand A Simple But False Rule, It Will Not Be Hard To Supplement That Rule With Its Exceptions.

In Fact, My Main Conclusion After Spending Ten Years Of My Life Working On The Tex Project Is That Software Is Hard. It's Harder Than Anything Else I've Ever Had To Do.