Some cause happiness wherever they go; others, whenever they go. (Oscar Wilde)

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

Whether you think that you can, or that you can’t, you are usually right. (Henry Ford)

Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity. (Martin Luther King Jr.)