A bad person shall not wield any weapon. Only the good shall. Currently all the bad ones were wielding it. I guess the lesson learnt is share your knowledge wisely.
"The price of doing the same old thing is far higher than the price of change." - Bill Clinton. "A wise man adapts himself to circumstances, as water shapes itself to the vessel that contains it." - Chinese Proverb "It is not the strongest or the most intelligent who will survive but those who can best manage change." - Charles Darwin