Rule of 3 in conversation. To get to the real reason， ask a person to go deeper than what they just said. Then again， and once more. The third time’s answer is close to the truth.
声音是神圣的乐器，我们必须明智地使用它。
跨行业合作是解决塑料废物危机的关键。
Science should always serve humanity, not the other way around.