Although it has a long life, it is the tree of cemeteries. Its image has to do with death, but also with eternity. It symbolizes the passage of time, death, and the beginning of perpetual existence. It represents the transition from the physical life (perishable) to the spiritual life that lasts forever. In the Middle Ages, it was considered a sign of welcome. A pilgrim who felt well taken care of in a monastery would plant a cypress at the entrance, so other pilgrims could tell that in that place they would be welcome. Thus, we can say that its symbolism is very complex.
Gallery of dreams
In most kids, lack of sleep can surely result to ADHD (Attention Deficit Hyperactivity Disorder), which is the opposite with the adults. Children between 7 and 10 who gets less than 8-hours of sleep every night will likely to become inattentive, impulsive and hyperactive. Their sleeping patterns can easily affect their brain.
Do animals dream?
Research conducted by various scientists show that animals do experience dream while sleeping. They also experience similar sleep stages like human beings - REM and Non-REM. If you have noticed a dog sleep, it might sometimes wag its tail, this indicates some response to its dream. A study was conducted in a cat by removing a part of the brain stem, which will not prevent it from reacting to the dream during REM. It was noted in some cats they were aggressively chasing mice as in reality.