Another reason is that old employees cannot adapt themselves to the rapidpace. Old employees find it difficult to learn new things rapidly. With theirlimited physical strength, they are not capable of heavy manual work. So oldemployees are not a patch on young employees, it means not only intellect butalso physical strength.
Last but not the least reason is that old employees have already worked formore than half of their lifetime, so they should retire to enjoy life. The oldemployees have already paid out too much in order to look after their familiesand careers. So they should pursue their hobbies
In conclusion, old employees shouldn’t continue working for themselves.Moreover, advancement of society needs a new generation.