Procrastination is like your worst friend. You know the one who always cancels, never shows up, and talks incessantly about themselves. That one. You can't cut them off because you've known them since______ (fill in the blank).
There are soooo many articles out there that claim they can help a writer overcome procrastination. Here's one who may, or may not, help: http://writetodone.com/overcome-procrastination/
In the meantime, Carpe Mañana.