“You can often judge the character of a person by the way he treats his fellow men.”
“You can judge a man's true character by the way he treats his fellow animals.”
“You can easily judge the character of a man by how he treats those who can do nothing for him.”
“You can tell a lot about a fellow's character by his way of eating jellybeans. ”
“You can always tell how a man will treat his wife by the way he treats his mother.”