Read it through once

“He _was_ puzzled what to do; not the less, because I gave him my opinion that it was not safe to try to get Tom, Jack, or Richard too far out of the way at present. Mr. Pip, I’ll tell you something. Under existing circumstances, there is no place like a great city when you are once in it. Don’t break cover too soon. Lie close. Wait till things slacken, before you try the open, even for foreign air.”