paradox of prisoner's dilemma

例句：

1. 1.The paradox of life is that it's both beautiful and terrible.
   生命的悖论是它既美丽又可怕。
2. 2.The company's strategy was a classic example of a paradox.
   公司的战术是一个典型的悖论例子。
3. 3. The paradox of the situation is that it seems impossible to solve.
   这个局势的悖论在于似乎无法解决。