A fact is a simple statement that everyone believes. It is innocent, unless found guilty. A hypothesis is a novel suggestion that no one wants to believe. It is guilty, until found effective.
事实是每个人都相信的简单陈述。它是无辜的，除非被证明有罪。假设是没有人愿意相信的新颖建议。它是有罪的，直到被证明有效。
法律的概念是复杂的，不仅涉及规则，还涉及原则、政策和标准。
Prediction is very difficult, especially about the future.
生命是肮脏的、野蛮的和短暂的。
The history of life is written in mutations.