When strong, it was too heavy; when you made it lighter, it was no longer strong.

What came next?
You know it burst.

Beware how you further perfect it, or it will explode whenever it becomes aware that any one is looking at it.

This accursed gun has eaten up the little you had, and some of my savings besides, although I have confidence that you will, at least, pay me the interest due on that.

It grieves me to tell you so, M.
de Comte, but all inventors are more or less crack-brained, and end in the hospital.