Well...if you want me to DRIVE, let me know...I promise we'll GET there...
*smirk*
All mathematical analysis indicates we'll have more than enough power to take off, and arrive safely in orbit.
If the performance of the shuttle thrusters is as planned...
If the vibration is not excessive...
If there are no catastrophic failures of critical components...
And If the ghost of Katrina doesn't get in our way.