Notice these expressions in the text. Infer their meanings from the context.

Explanation

In great dread of - fearful in anticipation of something
counted on - to rely or trust on somebody/something
thumbed at the edges - worn or soiled edges caused by frequent handling
in unison - something happening or being done at the same time
a great bustle - an excited (and often noisy) activity or a rapid, active commotion
reproach ourselves with - to express disapproval, criticism, or disappointment