Note that different people have different research approaches. The two old ladies check that none of them can see herself and the problem is solved! ;-)
The other older lady makes an experiment with motion and rigorously determines that she is ... well ... unsichtbar. :-)
Weekend Diversion: The Living Bridges Of India (Synopsis) - “Your problem is to bridge the gap which exists between where you are now and the goal you intend to reach.” –Earl Nightingale When you think about the obs...
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