The answer to the ancient question Why is there something rather than nothing would be that nothingis unstable.
Frank WilczekAn ordinary mistake is one that leads to a dead end, while a profound mistake is one that leads to progress. Anyone can make an ordinary mistake, but it takes a genius to make a profound mistake.
Frank WilczekIn physics, you don't have to go around making trouble for yourself - nature does it for you.
Frank Wilczek