Rationality (noun)

The quality or state of being rational, reasonable, or having sound judgment.

Origin:

From the latin word rationalitas, meaning 'the quality of being rational or reasonable'.

Examples:

1. The rationality of his decision was widely praised by his colleagues.
2. His rationality in the face of adversity was a testament to his strong character.
3. Rationality is an important trait for leaders and decision-makers.
4. Many experts argue that rationality and emotion are not mutually exclusive, but rather work together in decision-making.
5. The rationality of his argument was impossible to deny, even for his harshest critics.