Disk space is cheap. Learn to use it all, which means installing it all. Disk space is cheap. Incidentally, Corel Office Professional 7 works just fine off a parallel-port Zip drive. You can keep your million words on a Zip cartridge, and chances are they'll still be readable years from now.
Most writers manage to rewrite and sell their early material.
In the trade, it's known as selling your trunk. Put them in a room with no telephone, be sure there's neither modem nor games on the machine, and spend several hours a day seated in front of the screen. Here endeth the essay as originally written. Write everything you can think of about the subject. Now go through and list the topic sentence of each paragraph.