Jodi Bickley writes letters to people all over the world offering a kind word or a little bit of much-needed support.

Since she began her project in 2013, she’s written 4,000 letters, with the ultimate goal of writing to a million people in total.

Aled Jones meets this inspiring woman, who suffers from depression, anxiety and ME, but who came back from the brink of suicide to bring a little light to people’s lives.