In todays day and age, it is even more important to remember God and ensure that our relationship with him remains steadfast even amongst trials. Temples provide a uniquely spiritual place in which we can better connect with Him and remember His word and sacrifice. It is important to keep our hearts and our minds heavenward as we go through our mortal lives.
D&C 93:1
1 Verily, thus saith the Lord: It shall come to pass that every soul who forsaketh his sins and cometh unto me, and calleth on my name, and obeyeth my voice, and keepeth my commandments, shall see my face and know that I am;