As the faithful of the LORD, Good News should be contagious. It should be nearly impossible to keep to ourselves. That is the example we see from Exodus chapter 18. As soon a Moses saw his father-in-law he couldn't help but tell him all that the LORD had done for him and the people of Israel. As Christians, we have the Good News of Eternal Salvation through Christ, and that should be something that's impossible to keep to ourselves.

Exodus 18:7-12

7So Moses went out to meet his father-in-law and bowed down and kissed him. They greeted each other and went into the tent. 8Then Moses recounted to his father-i ...