The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

地球是有生命的这一想法处于科学可信度的边缘，但并未超出其范围。

The vision of a champion is someone who is bent over, drenched in sweat, at the point of exhaustion when no one else is watching.

永远不要低估合作的力量——伟大的事情很少独自完成。