If Your Computer Speaks English,

Every Program Has (at Least) Two Purposes: The One For Which It Was Written And Another For Which It Wasn't.

One Can't Proceed From The Informal To The Formal By Formal Means.

I Think It Is Inevitable That People Program Poorly. Training Will Not Substantially Help Matters. We Have To Learn To Live With It.

Learning French Is Trivial: The Word For Horse Is Cheval, And Everything Else Follows In The Same Way.

To Understand A Program, You Must Become Both The Machine And The Program.