For there is no friend like a sister, in calm or stormy weather, to cheer one on the tedious way, to fetch one if one goes astray, to lift one if one totters down, to strengthen whilst one stands. - Christina Rossetti
A perfect sister I am not, But thankful for the one i've got. -Anonymous
A sister is a gift from God, sent from above to make life worthwhile here below. - Anonymous
Sister is probably the most competitive relationship within the family, but once the sisters are grown, it becomes the strongest relationship. - Margaret Mead
Big sisters are the crabgrass in the lawn of life. - Charles M. Shultz, Peanuts