An inconvenience is only an adventure wrongly considered; an adventure is an inconvenience rightly considered. (Gilbert Keith Chesterton)

It is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring. (Carl Sagan)

In theory, there is no difference between theory and practice. But in practice, there is. (Yogi Berra)

A lie gets halfway around the world before the truth has a chance to get its pants on. (Sir Winston Churchill)