The optimist proclaims that we live in the best of all possible worlds, and the pessimist fears this is true. (James Branch Cabell)

All are lunatics, but he who can analyze his delusion is called a philosopher. (Ambrose Bierce)

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

I’ve had a wonderful time, but this wasn’t it. (Groucho Marx)

Be nice to people on your way up because you meet them on your way down. (Jimmy Durante)

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

Glory is fleeting, but obscurity is forever.(Napoleon Bonaparte)