What the hell is a 'cusp' ? 
In astrology terms if you are born near the end of one sign and the beginning of another you are said to be on the 'cusp'.
For other meanings check the trusty dictionary app that is available for all phones....
push
'A real conversation always contains an invitation. You are inviting another person to reveal herself or himself to you, to tell you who they are or what they want.' David Whyte
Anonymous
