If you have a family member who suffers from a mental illness, you have probably encountered a fair share of challenges in connecting with him or her. (counselingcenter.org)
Like any new industry, biofuels face their own share of challenges — from environmental to cost to infrastructure compatibility. (scientificamerican.com)
Over the last four years, we've dealt with our fair share of challenging issues, and played a role in some of the country's most contentious debates. (religion.blogs.cnn.com)