The best index to a person's ...

The best index to a person's character is how he treats people who can't do him any good, and how he treats people who can't fight back.
 Abigail Van Buren

Quotes from the same author

Women who miscalculate are called mothers.
 Abigail Van Buren
Then, there's the modern mother-in-law. In her mid 40s, she is the compact car of her breed: efficient, trim, attractive and in harmony with her times. She's pretty stiff competition for the plain young matron who's overweight and under-financed. If there is going to be friction in this relationship, it could start from envy and resentment in the younger woman. But Father Time is on her side, even if Mother Nature played her a dirty trick
 Abigail Van Buren
It is a sad commentary of our times when our young must seek advice and counsel from 'Dear Abby' instead of going to Mom and Dad.
 Abigail Van Buren
If we could sell our experiences for what they cost us, we'd all be millionaires.
 Abigail Van Buren
It's true, some wine improves with age. But only if the grapes were good in the first place.
 Abigail Van Buren