The safety and efficacy of a vaccine are the most important criteria in its development.
疫苗的安全性和有效性是其研发中最重要的标准。
成功不是终点，失败也不是致命的，重要的是继续前进的勇气。
The most perfect education, in my opinion, is such an exercise of the understanding as is best calculated to strengthen the body and form the heart.
At ByteDance, we believe A/B testing is the best way to make product decisions.
对公正社会的渴望是人类状况的永久部分。
乳制品的未来在于理解消费者需求并迅速适应。
"The past is never dead. It's not even past."
Theorems are the permanent literature of mathematics.