Star Trek: The Next Generation - Season 2 Episode 6 -

The Enterprise responds to a request for medical assistance from Dr. Ira Graves, considered by many to be the greatest living mind in the universe. Graves didn't want any help and the Enterprise was summoned by his assistant Kareen. He is a crotchety old man who doesn't really like people but is now in the terminal stages of his illness. He taught Data's creator, Dr. Soong, everything he knows and describes himself as the android's grandfather. Knowing that the end is near, he transfers all of his knowledge and intellect into Data. As a result, Data begins to act ...