Attitude is important — It is better for a man to laugh at life than to lament over it.
Belief is a kind of trap, because if you belief something you are forever precluded from believing its opposite.
The Boundary is requisite to conflict — spatial boundaries are evident in every finite conflict.
A Boundary is, in political geography, an imaginary line between two nations, separating the imaginary rights of one from the imaginary rights of the other.
A Boundary is a divider, real or imagined, designed to enforce civility. See "failure".
15 concepts in this pillow book.