To understand the actual world as it is, not as we should wish it to be, is the beginning of wisdom.
Belief in a Divine mission is one of the many forms of certainty that have afflicted the human race.
All great books contain boring portions, and all great lives have contained uninteresting stretches.
In considering irregular appearances, there are certain very natural mistakes which must be avoided.
The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd.