“Just as the Holy Ghost strengthens us against evil, He also gives us the power to discern truth from falsehood. … Our human reason and the use of our physical senses will not be enough. We live in a time when even the wisest will be hard-pressed to distinguish truth from clever deception. …
“… Since falsehoods and lies may be presented to us at any time, we need a constant influence of the Spirit of Truth to spare us moments of doubt” (Henry B. Eyring, “The Holy Ghost as Your Companion,” Ensign or Liahona, Nov. 2015, 104, 105).
“The main purpose of earth life is to allow our spirits, which existed before the world was, to be united with our bodies for a time of great opportunity in mortality. The association of the two together has given us the privilege of growing, developing, and maturing as only we can with spirit and body united. With our bodies, we pass through a certain amount of trial in what is termed a probationary state of our existence. This is a time of learning and testing to prove ourselves worthy of eternal opportunities. It is all part of a divine plan our Father has for His children” (L. Tom Perry, “Proclaim My Gospel from Land to Land,”Ensign, May 1989, 14).
“Young people wonder ‘why?’—Why are we commanded to do some things, and why we are commanded not to do other things? A knowledge of the plan of happiness, even in outline form, can give young minds a ‘why.’ …
“Most of the difficult questions we face in the Church right now, and we could list them—abortion and all the rest of them, all of the challenges of who holds the priesthood and who does not—cannot be answered without some knowledge of the plan as a background.
“Alma said this, and this is, I think of late, my favorite scripture, although I change now and again: ‘God gave unto them commandments, after having made known unto them the plan of redemption’ (Alma 12:32; emphasis added). …
“… If you are trying to give [students] a ‘why,’ follow that pattern: ‘God gave unto them commandments, after having made known unto them the plan of redemption’” (Boyd K. Packer, “The Great Plan of Happiness” [address to Church Educational System religious educators, Aug. 10, 1993], 3).