If you're a fan of self-help tips and tricks, you may have seen Mel Robbins' Let Them theory doing the rounds on social media lately. This simple mindset tool has gone just a little bit viral, with over fifteen million talking about it online.
Robbins - a renowned American author, podcast host, and motivational speaker - has amassed huge appreciation for the theory, which in a nutshell, encourages us to respond to others' behaviour with two simple words - "let them".
