In programming, as in everything else, to be in error is to be reborn.
You can measure a programmer's perspective by noting his attitude on the continuing vitality of FORTRAN.
One can't proceed from the informal to the formal by formal means.
Programmers are not to be measured by their ingenuity and their logic but by the completeness of their case analysis.
Computer Science is embarrassed by the computer.
Adapting old programs to fit new machines usually means adapting new machines to behave like old ones.