Originally Posted by The Unnamable
A few from HL Mencken:
The capacity of human beings to bore one another seems to be vastly greater than that of any other animals. Some of their most esteemed inventions have no other apparent purpose, for example, the dinner party of more than two, the epic poem, and the science of metaphysics.
For it is the natural tendency of the ignorant to believe what is not true. In order to overcome that tendency it is not sufficient to exhibit the true; it is also necessary to expose and denounce the false.
The most common of all follies is to believe passionately in the palpably not true. It is the chief occupation of mankind.