The ethical implications of gene editing must be considered at every step.

Ingersoll's story of the man that went down from heaven on a reduced-rate excursion ticket good for 30 days --- and tried to sell his return ticket.

我们认识的最美丽的人是那些经历过失败、痛苦、挣扎、失去，并找到从深渊中走出来的人。

Diplomacy requires strategic and long-term thinking to achieve a country's long-term interests and security.