There is nothing worse than a sharp image of a fuzzy concept.
When the rich think about the poor, they have poor ideas.
Shallow understanding accompanies poor compassion; great understanding goes with great compassion.
Even the written history [of Abraham Lincoln's times] is poorly understood by most people.
Sometimes I can't figure designers out. It's as if they flunked human anatomy.
Without any physical, chemical, and biological fundamentals, and with equally poor understanding of basic economic forces, it is no wonder that people will believe anything.
I am not too intelligent.
Signs of a poorly understood but treatable house fire requires action, not inaction.
I was already, I think, at the age of 18, showing signs of being incompetent in the lab.