Someone once asked...
Someone answered with kindness...
It doesn't guarantee happiness but being kind brings other person happiness, it's not just you who's living planet earth (a planet full of evil and shits) it's not gonna hurt to be kind even it causes your happiness
Wandering voices — answers no one has read yet
Another soul answered...
Be kind if it feels good to you, that's the reward.
Another soul answered...
you create your own happiness, nothing in itself will bring it, you assign that yield to an action
Another soul answered...
Yes, it's good and you'll go to heaven, life after death, eternal life after.