A moral being is one who is capable of reflecting on his past actions and their motives - of approving of some and disapproving of others.
It's more fun having him as everyman in the 25th Century. It is better to concentrate on what this planet will be like 500 years from now, and not be dealing with little aliens in space and all that related stuff.
Classical plays require more imagination and more general training to be able to do. That's why I like playing Shakespeare better than anything else.

