我们生活中最美好的时刻不是被动的、接受的、放松的时刻……最美好的时刻通常发生在一个人自愿努力完成一项困难而有价值的事情时,身体或精神被拉伸到极限。
The most important challenge facing the world today is the need to create strong, effective, and accountable states in the developing world.
The historian must have a kind of faith that humanity will not and cannot perish.
The true cost of overfishing is measured in empty nets and broken communities.