The great gods of programming said, “Thou shalt put printf statements in your program at the point where you think it’s gone wrong, recompile, and run it.”

— Peter Seibel, Coders at Work

As I was coming up as an engineer, the advice I always heard was, “Design for the future. Change is expensive. Make it cheap by anticipating it.” What I noticed in practice was that the more change I anticipated, the harder it got to make changes…

— The Four Rules of Simple Design, Corey Haines

The man of power is ruined by power, the man of money by money, the submissive man by subservience, the pleasure seeker by pleasure.

— Hermann Hesse, Steppenwolf

Error has no rights, but the man who errs has equal rights with him who errs not.

— Alan Jacobs, How to Think

The only purpose for which power can be rightfully exercised over any member of a civilized community, against his will, is to prevent harm to others.

— John Stuart Mill, On Liberty