Enough is enough!

How to know when to say "enough is enough". Being good is not synonymous with being weak.when you perceive that people are rather taking advantange of your concerned and caring attitude,draw the line.learn to know the diference between who genuinely values you and needs you or who is simply using you.Don't make yourself so vulnerable and gullible that people start perceiving you weak whenever you have to stand up for yourself,do it.As you only are responsible whether you should be considered "one with a golden heart " or "one with no brains".