"Life, If it wasn't full of ups and downs it wouldn't be called life"
Speaks on the truth of comparison. Without understanding sadness can you understand/value happiness. It's the "downs"in our life that give meaning to the "Ups".If you were constantly subjected to only "Ups" in life you desensitize and don't give value to the "Ups" which be come your norm and shift your perspective where now what you used to think of as an " Up" now becomes the norm and anything above that norm becomes your up and anything below your down