科学是一项集体事业，每一代人都为之添砖加瓦。

I think goals should never be easy, they should force you to work, even if they are uncomfortable at the time.

我知道要达到顶峰需要付出多少努力，但保持在那里需要更多。

The ethical implications of genome editing must be considered alongside the scientific breakthroughs.