Sinclair laughs and takes a step forward to clap him on the shoulder and gently steer him toward the door.

"I like your determination, kid. Why don't you go find something to munch on? I just brought back a few different things, you're welcome to any of it."

Which, in effect, probably means all of it. He hid away the things he knew he was going to need for himself. Jack can't do any actual damage, and Sinclair would really like to take this bath now.