For further reading

The Monad Manifesto, which outlines the original vision of the PowerShell project: http://blogs.msdn.com/b/powershell/archive/2007/03/19/monad-manifesto-the-origin-of-windows-powershell.aspx

Microsoft's approved cmdlet verb list: http://msdn.microsoft.com/en-us/library/ms714428.aspx