The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.
-- Source Unknown
Never hesitate to steal a good idea.
-- Al Neuharth
There is a great difference between knowing and understanding: you can know a lot about something and not really understand it.
-- Charles F. Kettering
Be great in act, as you have been in thought.
-- William Shakespeare