Read it through once

Upon the whole it seemed a good thing to do. Thereupon they quickened their pace, avoiding high roads, and following obscure paths tending more or less northward. But there was an unpractical vagueness in their movements throughout the day; neither one of them seemed to consider any question of effectual escape, disguise, or long concealment. Their every idea was temporary and unforefending, like the plans of two children.