I believe in the power of music to bring people together.
The best way to cheer yourself up is to try to cheer somebody else up.
The laws that forbid the carrying of arms are laws of such a nature. They disarm only those who are neither inclined nor determined to commit crimes.... Such laws make things worse for the assaulted and better for the assailants; they serve rather to encourage than to prevent homicides, for an unarmed man may be attacked with greater confidence than an armed man.
When you work on hard problems long enough, you start to see connections where others see only confusion.