Well-Traveled Quotes (1 quote)
The Nubians never remember the native name for a river; thus their statements are of little value to geographical criticism. Hence they never speak of the River Bah or Ibba, for example, but always say the “Penio’s river,” because this is the name of the district head whose seat is on this river. In other places they are quite helpless…. This is a dreadful fact. Were the well-traveled and well-informed Arab leaders able to remember the names of the rivers, it would be wonderfully easy to draw a map of the entire country.
In August Petermann, Petermann’s Geographische Mittheilungen (1871), 137. As quoted and cited in Kathrin Fritsch, '"You Have Everything Confused And Mixed Up…!" Georg Schweinfurth, Knowledge And Cartography Of Africa In The 19th Century', History in Africa (2009), 36, 92.

In science it often happens that scientists say, 'You know that's a really good argument; my position is mistaken,' and then they would actually change their minds and you never hear that old view from them again. They really do it. It doesn't happen as often as it should, because scientists are human and change is sometimes painful. But it happens every day. I cannot recall the last time something like that happened in politics or religion.
(1987) --
Carl Sagan
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