She was considered to be a witch and was prosecuted for practicing witch-craft. In reality she probably knew about chemicals andtheir medicinal values. She used her knowledge to cure people. Her son Johannes Kepler worked out the basic laws governing planetary orbits and provided a strong support for the Sun-centric planetary system.
At times public perception and reality may be miles away. It takes a discerning mind to see the difference.
Trialogue 
I like this one sir
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