Your past achievements.
Anything that gives you happiness and lets you reconnect with the people around you.
In life we often become too focused on our personal goals and work matters, which lets us to ignore our relationships and health. I am sure, you would’ve heard the top complaints of dying people. It is invariably a regret of not having spent enough time with their friends and family.
So, this christmas take some time out to talk to friends old and new. Work can wait for a while. Friends and family will only wait for a limited time before moving on.