Don’t be afraid to be masculine, laugh more, and phone your mum: letters to our sons, by Stephen Graham, Riz Ahmed, Danny Dyer and other wise men

The Adolescence actor and the psychologist Orly Klein asked fathers to write to their sons. The results – from famous dads to the wisdom of strangers – were moving and motivating. Here’s a selection What can I say?

From the moment you and your sister were born my heart has been full of a love I never thought was humanly possible. As a baby you were filled with wonder and so much energy. You had a beautiful, mischievous and inquisitive nature, which has always made me…