The very reason many people are not stepping out in mission is because they're not willing to die for the One who died for them. If you get over that, nothing will stop you.
"The biggest mistake I made was I told people to go be Jesus to people. None of you can be Jesus to people - only Jesus can be Jesus to people." - Jeff Vanderstelt
Here's how I know you're not really on mission... You're not walking in the rhythms of the life of the people who are there. If you only see them once in a while you're not on mission with them.
Every culture, every neighborhood, every pocket of people has its own celebrations - your job as a Christian is to engage in the celebration with those people.