It doesn't matter how smart you are, unless you stop and think.
The source of the exhilaration associated with computer programming is the continual unfolding within the mind and on the computer of mechanisms expressed as programs and the explosion of perception they generate.
Nothing is more important than to see the sources of invention which are, in my opinion, more interesting than the inventions themselves.
To be sure, the "sources" that Polya is referring to are the inventor's thought processes, the internal dialogues of posed questions and attempts at answers - all the inner turmoil which finally led to the idea.
To doubt everything and to believe everything are two equally convenient solutions; each saves us from thinking.
Is it possible that software is not like anything else, that is is meant to be discarded: that the whole point is to always see it as a soap bubble.
We do not learn from experience... we learn from reflecting on experience.
Every great cause begins as a movement, becomes a business, and eventually degenerates into a racket.