How can I get off this darned hunk of tin


Hint 1 of 4:
Consult the Hitch-Hiker's Guide to the Galaxy on improbability.

Hint 2 of 4:
Consult the HHGG on each item mentioned in the improbability article.

Hint 3 of 4:
DON'T PANIC!

Hint 4 of 4:
Then just build a complete improbability drive system.