History repeats itself in the large because human nature changes with geological leisureliness.
As long as there is poverty there will be gods.
The individual succumbs, but he does not die if he has left something to mankind.
In the end, nothing is lost. Every event, for good or evil, has effects forever.
Every science begins as philosophy and ends as art; it arises in hypothesis and flows into achievement.
We are what we repeatedly do. Excellence, then, is not an act, but a habit.