Today, let go of what bothers you most.
Separation is an illusion. It is not just of the body, it is of the mind and heart. Be with them, in the mind. Be with them, in the heart. And you shall find comfort.
So what is more important I ask you? Your happiness or the happiness of others? If everyone focused on getting their own happiness, would you have to worry about them? Or just yourself from that point? Detach yourself from, “i’m happy if he/she is happy” and answer.