From being partners in mischief to the greatest confidante that a person can have in their life, brothers and sisters actually stuck it out till the end with each other.
The beauty of the sibling relationship is that there is no effective way to describe it in words. A brother can be on your nerves at one moment and stand tall beside you like a father figure at the next. There is no constraint as to how siblings enrich each other's lives, in super sweet and also bitter-sweet ways.