| Typicality: | 0.315 |
| Saliency: | 0.357 |
| to a longer lifespan | 4 | purpose |
| optimism → be associated with → mood | 3 |
| optimism → be linked to → positive mood | 3 |
| optimism → be linked to → good morale | 3 |
| negative | neutral | positive |
| 0.024 | 0.298 | 0.679 |
| Raw frequency | 9 |
| Normalized frequency | 0.357 |
| Modifier score | 0.500 |
| Perplexity | 277.492 |