"I love you too, Little Brother Thomas."

I'm so lucky to have such an amazing little brother. I take a second to make a promise to myself. I promise that I won't let him down.

A glance at the sky reminds me that I promised my mum that I'd tell him she loves him every single day.

I'm disappointed to realise that I've already broken my word.

"Mummy loves you too, Thomas."

"I know."

He grins happily at me.

"You do?" I can't help but return his ...