You can be nice about it though but be firm do no harm, but take no shit. ~ Claire Garcia
Some people are just friends with you for a reason and it is not because they genuinely like you which I really think is sad that some people are just truly opportunistic. ~ Ola Abayomi
Not everyone deserve your kindness.
Let them. In the long run it pays to be nice. There is something called karma, and it is so true. Life is not a 100 meter race my friend. It is a marathon. Be patient, have faith and be good. ~ Chandra Singh