However beautiful the strategy, you should occasionally look at the results.
Winston Churchill, British stateman and author
However beautiful the mechanism of action, you should occasionally look at the evidence that supports it.
Bert Spilker, author and consultant

Nothing is impossible. Some things are just less likely than others.
Jonathan Winters, comedian and author

Emperor's Advocates are people who tell the Emperor that his last comment has made the bullshit detector go off the scale.

Have you ever noticed that most people's sense of humor improves as they rise on the corporate, government or academic ladder. This is usually a function of those who report to them wanting to please and appreciate their boss's attempts at humor.

Perform all activities as if they are the only things that matter.