I found an interesting article about the Fabian Society, one of the groups that is the cause of so much socialism throughout the world...
Here's an excerpt from the article:
and regarding the stain-glass window with the Fabian Society emblem:The Fabians originally were an elite group of intellectuals who formed a semi-secret society for the purpose of bringing socialism to the world. Whereas Communists wanted to establish socialism quickly through violence and revolution, the Fabians preferred to do it slowly through propaganda and legislation. The word socialism was not to be used. Instead, they would speak of benefits for the people such as welfare, medical care, higher wages, and better working conditions. In this way, they planned to accomplish their objective without bloodshed and even without serious opposition. They scorned the Communists, not because they disliked their goals, but because they disagreed with their methods. To emphasize the importance of gradualism, they adopted the turtle as the symbol of their movement...
The most revealing component, however, is the Fabian crest which appears Between Shaw and Webb. It is a wolf in sheep's clothing!