Robert A. Heinlein

A science fiction writer.

1. Always listen to experts.
   They'll tell you what can't be done, and why.
   Then, go do it.

   1.

2. Always place your clothes and weapons where you can find them in the dark.

   2.

3. The universe never did make sense.
   I suspect it was built on government contract.

   3.

4. Yield to temptation.
   It may not pass your way again.

   4.

5. ---

6. Do not handicap your children by making their lives easy.

   5.