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"Denk in mogelijkheden"
"Enthusiasm is the sparkle in your eyes, the swing in your gait" (Henry Ford)
"Great minds discuss ideas, average minds discuss events, small minds discuss people" (Eleanor Roosevelt)
"...cultivate hunches, follow the links, let others build on your ideas..." (Steven Johnson, Where good ideas come from, 2010)
"Absent evidence is not evidence of absence"