疫苗的安全性和有效性是其研发中最重要的标准。
Creativity takes courage.
Don't let your past dictate who you are, but let it be part of who you become.
You have to stay true to yourself and your art.
翻译:聪明睿智,在于人的修养;默默地成就事业,不必多言就能取信于人,在于人的品德。