Time doesn't. All that Time does is make it more distant, put more space between you and what happened. It doesn't heal anything. I don't know how or what does the healing, but it isn't Time.
Mercedes LackeyThe dragonets found the carpenters to be even more fascinating than the furniture, and followed the poor men from pen to pen, crowding around to watch, tasting the wooden planks, trying to steal the tools. It made for an interesting day for everyone, as the boys tried to keep the dragonets away from the carpenters, and the dragonets tried to get at the carpenters, and the carpenters worked probably a great deal faster than they ever had in their lives, sure that the dragonets would go from tasting the wood to tasting them.
Mercedes Lackey