They laughed together with excitement, and Calvin cracked his knuckles nervously.

"Let's play a trick on Forential," Calvin said. "Let's see if we can go through the bulkhead." His face was bright and hopeful. "Let's huh?"

Calvin raced to the far end of the compartment. "Come on!"

Like guilty children, they looked at one another. Then a few of them joined Calvin. All right, let's.

"Don't," Walt cautioned. "It's just machinery on the other side."

Why can't our thoughts penetrate it, then?

We aren't developed enough, Walt thought.

"Huh?" Calvin asked. He began pounding the bulkhead with his fist.

"No," one of the other mutants said. "Like this." He concentrated and tried to put a hand through the bulkhead.

We aren't developed enough.