Try using these quotes to let your sibling know how much they mean to you on National Sibling Day.

When sisters stand shoulder to shoulder, who stands a chance against us? Pam Brown.

I don’t believe an accident of birth makes people sisters or brothers... Sisterhood and brotherhood is a condition people have to work at. Maya Angelou.

All blood does is make you related. But loyalty? It's loyalty that makes you family. Chris Diaz.

A sister is both your mirror — and your opposite. Elizabeth Fishel.

Siblings are the people we practice on, the people who teach us about fairness and cooperation and kindness and caring – quite often the hard way. Pamela Dugdale.

There’s no other love like the love for a brother. There’s no other love like the love from a brother. Terri Guillemets.

A sister smiles when one tells stories — for she knows where the decoration has been added. Chris Montaigne.

[A] sister is our first friend and second mother. Sunny Gupta.

A sister is a little bit of childhood that can never be lost. Marion C. Garretty.

If you don't understand how a woman could both love her sister dearly and want to wring her neck at the same time, then you were probably an only child. Linda Sunshine