Spacecraft systems engineer for over 20 years.
Sometimes: "knowledge" = "justified, true belief", unless of course one is right but for the wrong reasons, and also perhaps only in the English language, with our specific meanings for those words.
sometimes "applies all of the time and without exception"
sometimes "applies most of the time, with some exceptions"
Member for 5 years, 11 months
156 profile views
Last seen yesterday