I've carried a pocket knife daily since I was in college and my dad gave me a small folder. As SD knives have improved, so has the knife I carry ... my favorite is the Spyderco Native, but I have serveral assisted openers in the 3-inch range which share time with that knife ...
"The gun has been called the great equalizer ... It insures that the people are the equal of their government whenever that government forgets that it is servant and not master of the governed." --Ronald Reagan