We can only share happiness with others when we ourselves know how to be happy and are happy. If we are not happy (it means we don't know how to be happy), then how can we share happiness with others and ask others to be happy, when we don't have happiness in ourselves?
We can share our joy and happiness with all beings without any discrimination of human beings or non-human beings, good beings or bad beings, happy beings or unhappy beings, wise beings or ignorant beings, but we cannot give happiness to others nor can we make other beings to become happy.
If one can give happiness to others or can make another being to become happy, then there shouldn't be any beings being unhappy in the world, because we can just give happiness to everyone and make everyone happy. But it doesn't work like that. Not even Buddha nor any enlightened beings can make another being to become happy or to become enlightened. If it is so easy, we can just ask for happiness or enlightenment and be happy forever and be enlightened. It is all come from within ourselves. Happiness or enlightenment, it is up to our own efforts to realize them within ourselves. It cannot be given or be bought from someone else. All the teachers and teachings are there to guide us to attain true happiness and enlightenment by our own effort.
When beings are unhappy, have no peace in the heart, the mind is full of attachment, ignorance, anger, hatred, jealousy, arrogance, dissatisfaction, frustration, disappointment, doubt, fear and worry, the mind is feeling depressed and unhappy, then no matter how sincere we want to share joy and happiness with them, they will still be unhappy. We can give them what they want and tell funny stories that might make them feel good and happy for a few moments, but we can't really give them happiness or remove their unhappiness. Everyone has to remove unhappiness in them all by themselves on their own effort.
If the mind is not satisfied or is