Quotes for Viruses

It seems likely that most if not all the genetic information in any organism is carried by nucleic acid - usually by DNA, although certain small viruses use RNA as their genetic material. 
Francis Crick 

I think computer viruses should count as life. I think it says something about human nature that the only form of life we have created so far is purely destructive. We've created life in our own image. 
Stephen Hawking 

The risk from viruses is an unanswered question - and it won't be answered until you have had organs transplanted into humans over many years. 

Ian Smith 

My general theory since 1971 has been that the word is literally a virus, and that it has not been recongized as such because it has achieved a state of relatively stable symbiosis with its human host; that is to say, the word virus (the Other Half) has established itself so firmly as an accepted part of human organism that it can now sneer at gangster viruses like smallpox and turn then into the Pasteur Institute.

William S. Burroughs