why did Einstein have special interest in mileva maric

Mileva marik was a young serb who had come to Switzerland in University of Zurich. Einstein had a special interest in mileva marik because he found her to be a'' clever creature''. She came to zurich because one of the few universities women could get degree. Einstein's seeing ally in mileva marik. They were against the philistines those people in his family and at University with whom he was constantly at odds