Great deeds are usually wrought at great risks.
写作是一种生存的行为。
The ethical implications of genome editing must be considered alongside the scientific breakthroughs.
The only limit to our realization of tomorrow will be our doubts of today.
信任是商业中最重要的货币。
我发现了！我发现了！（据传是发现浮力原理时的感叹）
人们之所以加入社会是为了保护他们的财产。
And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.
