"No one bill will cure the problem of spam. It will take a combined effort of legislation, litigation, enforcement, customer education, and technology solutions."

"When I look back now, it must have been like Paris was at the time of Le Sacre du Printemps."

"The Palestinian Authority refuses on an ongoing basis to take the necessary steps to prevent terrorists from getting into Israel."

"I believe without exception that theory follows practice. Whenever there is a conflict between theory and practice, theory is wrong. As far as I'm concerned, we make theories for what people have done."

"To question with sincerity is the first step toward dismantling dogma. Such is the immutable nature of understanding — an essential principle for the reflective life."

"I am not ashamed to confess that I am ignorant of what I do not know."

"No matter how close to yours another's steps have grown, in the end there is one dance you'll do alone."

"I don't think we're yet evolved to the point where we're clever enough to handle a complex a situation as climate change. The inertia of humans is so huge that you can't really do anything meaningful."