One of the most memorable talks from this past General Conference was President Monson's on service, entitled "What Have I Done for Someone Today?" He shared how Saints all over the world answered his birthday wish for us to serve others, including one Primary who filled a jar with warm fuzzies for every act of service they did. Service is an enormous part of being a Saint. At baptism we covenant to "bear one another's burdens, that they may be light" (Mosiah 18:8). In the temple we covenant to give all our time, talents, and blessings in building up the kingdom of God, whether that be through Church callings, missionary work, humanitarian aid, or random acts of kindness. Throughout the scriptures we are counseled to bless others in whatever way we can. President Monson bluntly said in regard to this commandment, "I believe the Savior is telling us that unless we lose ourselves in service to others, there is little purpose to our own lives." Howev...
"That which is of God is light; and he that receiveth light, and continueth in God, receiveth more light; and that light groweth brighter and brighter until the perfect day." -D&C 50:24