My first program taught me a lot about the errors that I was going to be making in the future, and also about how to find errors. That's sort of the story of my life, making errors and trying to recover from them. I try to get things correct. I probably obsess about not making too many mistakes.
Interpretation
Learning from mistakes is essential for growth and improvement.
In this quote, Donald Knuth reflects on the importance of errors in the process of learning and personal development. He emphasizes that making mistakes is a natural part of life and that the true value lies in understanding how to identify and correct them, which contributes to overall improvement and mastery in any field, particularly in programming and life itself.
In practice
In a presentation about embracing failure in tech startups, this quote emphasizes the learning process.
Computer programming is an art, because it applies accumulated knowledge to the world, because it requires skill and ingenuity, and especially because it produces objects of beauty. A programmer who subconsciously views himself as an artist will enjoy what he does and will do it better.
The hardest thing is to go to sleep at night, when there are so many urgent things needing to be done. A huge gap exists between what we know is possible with today's machines and what we have so far been able to finish.
An algorithm must be seen to be believed.
The process of preparing programs for a digital computer is especially attractive, not only because it can economically and scientifically rewarding, but also because it can be an aesthetic experience much like composing poetry or music.
People who are more than casually interested in computers should have at least some idea of what the underlying hardware is like. Otherwise the programs they write will be pretty weird.
Everyday life is like programming, I guess. If you love something you can put beauty into it.
A society's competitive advantage will come not from how well its schools teach the multiplication and periodic tables, but from how well they stimulate imagination and creativity.
If little else, the brain is an educational toy. Why it may be a frustrating play thing - one whose finer points recede just when you think you are mastering them - it is nonetheless perpetually fascinating, frequently surprising, occasionally rewarding, and it comes already assembled. [...] Alas! the brain is a toy that plays games of its own. Its very most favorite game is the one-thing-leads-to-another game.
In our time, the curse is monetary illiteracy, just as inability to read plain print was the curse of earlier centuries.
Under the Providence of God, our means of education are the grand machinery by which the 'raw material' of human nature can be worked up into inventors and discoverers, into skilled artisans and scientific farmers, into scholars and jurists, into the founders of benevolent institutions, and the great expounders of ethical and theological science.
There's an art to asking questions. Briefings are valuable but normally communicate primarily what the subordinate leader wants you to know, and often the picture they provide is incomplete.
If you invest in a girl or a woman, you are investing in everybody else.
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