Make them understand
Why are the people that advocate for mental health awareness when something tragic happens often the same ones that make you feel pathetic for bailing on your plans again? The same people that get mad at you for not talking to them, the ones that sigh and say 'I give up with you' when they catch you wallowing again? How are you supposed to 'open up' when those closest to you make you feel even worse than you did before? I would answer the former question(s) by arguing a lack of genuine knowledge and understanding or guidance on how to appropriately and usefully help those they see suffering...