
It ain't what you don't know that gets you into trouble. It's what you know for sure that just ain't so.
Mark Twain
mrt
10
2011

It ain't what you don't know that gets you into trouble. It's what you know for sure that just ain't so.
Mark Twain
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A predictable organization does not guess about the future and call it a plan; it develops the capacity to rapidly respond to the future as it unfolds. Mary and Tom Poppendieck |
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The Habit-Forming Guide to Becoming a Systems Thinker Bij Amazon |