It is easy to be struck by her use of real doors to symbolize the passage through metaphorical doors and into new phases of life, and although she no longer uses the technique of door, others with ASD can learn from Grandin in terms of adapting to deal with inevitable changes. Using symbolism to deal with changes in life isn't the only time Grandin has used symbolism to adapt. He also uses it to learn to tolerate contact with others. In another great passage from her book, Grandin says: FOR AS LONG AS I can remember, I have always hated being hugged. I wanted to feel the good feeling of being held, but it was just too overwhelming. … It is much easier for a person with autism to tolerate touch if he or she initiates it. When touched unexpectedly, we usually retreat, because our nervous system doesn't have time to process the sensation. … In elementary school I daydreamed for hours about building a device that put pressure on my body. …After visiting my aunt's ranch in Arizona, I came up with the idea of ​​building such a device, modeled after the cattle squeezing chute I first saw there.