Cause and effect: Consequently, therefore, accordingly, as a result, because, for this reason, hence, thus...
Sequence: Furthermore, in addition, moreover, first, second, third, finally, again, also, and, besides, further, in the first place, last, likewise, next, then, too, etc.
The boy influences the crystal merchant by following his or her dreams the boy is even teaching him andalusia and sheperding, notice how he also tells the merchant take a chance and seize the opportunity.
Yes, the boys are fearing the unknown rather then the beast. Also No, because they are not sure if the beast exists. The beast is depicted differently to everyone.