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"However, writing software without defects is not sufficient. In my experience, it is at least as difficult to write software that is safe - that is, software that behaves reasonably under adverse conditions."
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"Reality spilled out into the alley like water from an overfilled bowl - as sound, as smell, as image, as plea, as response."
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Personal Development
"All growth is a leap in the dark, a spontaneous unpremeditated act without benefit of experience."
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Personal Development
"Is there anyone so wise as to learn by the experience of others?"
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Personal Development
"All theory is against freedom of the will; all experience for it."
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Personal Development
"Skill is the unified force of experience, intellect and passion in their operation."
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Personal Development
"Observing and commenting, it is a piece of cake.Experiencing and sharing, that is a piece of work."
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Personal Development
"Enthusiasm - a distemper of youth, curable by small doses of repentance in connection with outward applications of experience."
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Personal Development
"God is only a great imaginative experience."
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Personal Development
"Experience, derived from scientific investigation, led to all the scientific literature in history. Likewise, experience, derived from religious transcendence, led to all the religious scriptures in history. It's never the other way around."
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Personal Development
"With action experience grows, with travel outlooks grow, and with reflections wisdom grows."
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Personal Development
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"In a previous life I wrote the software that controlled my physics experiments. That software had to deal with all kinds of possible failures in equipment. That is probably where I learned to rely on multiple safety nets inside and around my systems."
Life
"Most of the effort in the software business goes into the maintenance of code that already exists."
Business
"As of today, the Postfix mail transport agent has almost 50,000 lines of code, comments not included."
"Postfix keeps running even if one Postfix process dies; Windows requires that someone restarts the service."
Running
"At the time the Sendmail program had a very poor reputation with respect to security, with four root vulnerabilities per year for two successive years."
Time
"The challenge with Postfix, or with any piece of software, is to update software without introducing problems."
Challenge
"Coming back to the topic of computer security, the TCP Wrapper is an example of such a safety net. I wrote it when my systems were under attack by someone who appeared to walk through walls."
Computer
"Defect-free software does not exist."
Software
"Sure, but competition is good for the user."
Competition
"I don't expect an overnight change of all desktops to what the US Military used to call B3 level security. And even that would not stop users from shooting themselves into the foot."
Change
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