Cost and viability of the LPP would have to be addressed, but these are not insurmountable difficulties. (slaw.ca)
While one suspects that animal protectionist standards are so high as to present insurmountable difficulties for a humane fur - trade (on their definition), it is worth noting that progress has been made. (religion-online.org)
6 The authors link these skills to attributes of resiliency — qualities that enable us to «face a seemingly insurmountable difficulty and overcome it».7 (tribes.com)