Violence is the last refuge of the incompetent. - Isaac Asimov

He said, "In all human history, no other intelligence has impinged on us, to our knowledge. This need only continue a few more centuries, perhaps little more than one ten thousandth of the time civilization has already existed, and we will be safe. After all," and here Trevize felt a sudden twinge of trouble, which he forced himself to disregard, "it is not as though we had the enemy already here and among us." And he did not look down to meet the brooding eyes of Fallom–hermaphroditic, transductive, different–as they rested, unfathomably, on him.

Science gathers knowledge faster than society gathers wisdom.

Inspect every piece of pseudoscience and you will find a security blanket, a thumb to suck, a skirt to hold. What does the scientist have to offer in exchange? Uncertainty! Insecurity!