Raising children is an incredibly hard and Posted on June 3, 2015June 3, 2010 by admin “Raising children is an incredibly hard and risky business in which no cumulative wisdom is gained: each generation repeats the mistakes the previous one made.” — Bill Cosby Author: Bill Cosby Category: wisdom Tags: wisdom, Bill Cosby Spread the love Related posts: A good head and a good heart Winners never quit and quitters never win. Silence is a source of great strength. We are made wise not by the