What was the moment that changed you? From the joyful to the sad, we would like to hear your stories about a point in time when your world turned on its axis.
Share your experiences
You can get in touch by filling in the form below, anonymously if you wish. Your responses are secure as the form is encrypted and only the Guardian has access to your contributions.
One of our journalists will be in contact before we publish, so please do leave contact details.