Trust, how important is it?

Should trust be given or should it be earned?  Some might say that trust is the most important ingredient in a relationship.  Love is important too, however, can love be sustained without trust?  Maybe it can be depending on who you are loving.  Does trust have different meanings?  What does it mean to trust?  Are you trustworthy?  Is your word your bond?  Let's talk about it and get to the truth of trust.