1. No evidence, at once so slight and irrefragable , of a subtle disease that had long since begun to eat into the real substance of his character.

2. Such men are not only true patriots, but are irrefragable proofs that the Chinese are capable of being stirred to the most heroic exertions in following public-spirited leaders.

3. In the union of the three kingdoms of Great Britain and Ireland the world witnesses a great and irrefragable example of the immeasurable efficacy of free trade between united nations.

4. That the employees are the best wealth in the enterprise has been an irrefragable fact in this knowledge economy era.

5. The universe is a society of wilful personalities , not an irrefragable chain of cause and effect.