Send a positive postcard

Pop them through the doors of your neighbours, give one to your teacher, or send it to a family member to brighten up their day. You could even design your own positive postcards and add your favourite quotes or designs.
Kindness help to boost our happy hormone Oxytocin that gives us that natural high we experience is not only felt by the person on the receiving end of the act of kindness but also the person doing the very act.