拯救犀牛的唯一方法是拯救它所生活的环境,因为它与数百万其他动植物物种之间存在相互依赖关系。
Every line we draw has consequences in people's lives.
CRISPR didn't come from a vacuum—it's built on decades of basic research.
记着,希望是件好东西,没准儿是件最好的东西,而且从没有一样好东西会消逝!
不是那些不被爱的人引发了不满,而是那些不能爱的人,因为他们只爱自己。
The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.
"The truth is rarely pure and never simple."