article_snippet.sent: A screenshot of the letter was shared on Twitter, and in a matter of minutes amassed more than 2,000 shares.
article_snippet.sent: He wrote on Twitter: '
article_snippet.sent: Providing proof that we're all in this together,' alongside the touching note.
article_snippet.sent: Take care and spread love.'
article_snippet.sent: The photo currently has over 3,700 shares and has been favourited almost 3,000 times.
article_snippet.sent: And he was being treated by a psychotherapist, Dusseldorf prosecutor's office spokesman Christoph Kumpa said.