(3)

Some Old Truths to Help You Overcome Tough Times
Unfortunately, life is not a bed of roses. We are going through life facing sad experiences. Moreover, we are grieving various kinds of loss： a friendship, a romantic relationship or a house. Hard times may hold you down at what usually seems like the most inopportune time, but you should remember that they won' t last forever.
When our time of mourning is over, we press forward，stronger with a greater understanding and respect for life. Furthermore, these losses make us mature and eventually move us toward future opportunities for growth and happiness. I want to share these old truths I've learned along the way.

本段的解题线索是主旨词复现。本段中的appreciate, smile，value和grateful属于近义复现，cry和complain是反义复现。由此可判断G选项为正确答案。