The fundamental cause of trouble in the world is that the stupid are cocksure while the intelligent are full of doubt. (Bertrand Russell)

I begin by taking.I shall find scholars later to demonstrate my perfect right. (Frederick (II) the Great)

The power of accurate observation is frequently called cynicism by those who don’t have it. (George Bernard Shaw)

Whether you think that you can, or that you can’t, you are usually right. (Henry Ford)