How do we pass on the Good News of Jesus Christ?
No-one hides a lamp, but puts it on a lamp-stand as we have seen from Chapter 4 in Mark's Gospel, and it's the same with passing on good news, we don't keep it to ourselves. The question is how do we pass on the good news about Jesus to others, without putting them off - as someone did to me when I was 18 years old, by eyeballing me up close and saying "Sister have you been saved?" See if any of these ideas help:
You know you could simply tell them about these Thoughts for the Day, and offer to get them sent to them - then if permission is given make sure I have their name and email address and I will add them to my email list each day!