Shelford's law of tolerance

例句：

1. 1. The law of tolerance is often used in discussions about cultural diversity.
   宽容法则在讨论文化多样性时经常被使用。
2. 2. The Shelford's law of tolerance has been a guiding principle for many countries.
   谢尔福德的宽容法则已成为许多国家的指导原则。
3. 3. The law of tolerance is based on the idea that people should be treated equally regardless of their background.
   宽容法则基于这样一个理念，即人们应该受到平等对待，不论他们的背景如何。