History will be as kind to 0bama as it has been to that eagle-eyed watcher on the Titanic, who was on the alert for potential dangers up ahead.
When all of your visions come from the books you've read in the past, and current events continue to catch you by surprise, you are not a "leader".
Allow me to assist in furthering your speculations RE: Mars.
Your attention is directed to the curtain to your left. Behind that curtain Door Number Three is concealed. Go ahead, open Door Number Three. Upon doing so, you can join Dr John Brandenburg in espousing yet another loonie leftism about Mars...Ancient Martian civilisation was wiped out by nuclear bomb-wielding aliens
The rest of us have our popcorn...