理性
The law is reason, free from passion.
The heart has its reasons, which reason does not know.
Reason is the cold sun, it gives light but no warmth.
The rules of art are not arbitrary; they are founded in reason and in the nature of things.
Reason to rule, but mercy to forgive: the first is law, the last prerogative.
L'amour est aveugle, et la raison est son guide.
The decisions of the poor are often heartbreakingly rational.
The capacity of the human mind for formulating and solving complex problems is very small compared with the size of the problems whose solution is required for objectively rational behavior in the real world.