Software entities (classes, modules, functions, etc.) should be open for extension, but closed for modification.

You can either have software quality or you can have pointer arithmetic, but you cannot have both at the same time.

There are only two things wrong with C++: The initial concept and the implementation.

Incorrect documentation is often worse than no documentation.

Correctness is clearly the prime quality. If a system does not do what it is supposed to do, then everything else about it matters little.

C++ is the only current language making COBOL look good

Ask not first what the system does; ask what it does it to!

Eiffel borrows quite openly from several earlier programming languages and I am sure that if we had found a good language construct in C we would have used it as well.

The role of a trainer or consultant is to empower the customer, not to make himself indispensable

Perfect reusable components are not obtained at the first shot.

Constants are widely known for the detestable practice of changing their values; we should prepare ourselves against the consequences of such fickleness

As the sun rose I could see Etna, a truncated cone with a plume of smoke over it like the quill of a pen stuck in a pewter inkpot, rising out of the haze to the north of where I was treading water.

Patch? Whatever happens, I love you." I wanted to say more, those three words painfully inadequate for the way I felt about him. And at the same time, so simple and accurate, nothing else would do.

All of my books are about researching. I do all the research and I give it to a writer who can put it in the written word better than I could.

I am a being of Heaven and Earth, of thunder and lightning, of rain and wind, of the galaxies.

We were good reformers, but we weren't good enough. We elected a candidate and then, busy with our own affairs, we left him hanging in mid-air. Reformers are such part-time pillars of society!

People have defining moments, i suppose, especially when they're children.

My Rich Dad said, 'All of us have the power of choice. I choose to be rich, and I make that choice every day.'

I had been on the junior Olympic team in high school for trampoline; I could do twenty-six back flips in a row.

If you feel compelled to respond every time you're criticized it reveals just how much you've built your identity on being right.

I never stopped believing in my ability or what I was doing. I want to pass that sense of faith and perseverance on to others.