Paricher Bastani is 70 years old. She exemplifies the civility, dignity and decorum that the Parsi community holds in high esteem. That’s why she finds it hard to understand how things have come to such a pass at the Tata Group — the dismissal of Cyrus Mistry as chairman of holding company Tata Sons on October 24 and the unseemly power struggle that has ensued between him and Ratan Tata.