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.

数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

真正的挑战是让复杂的东西看起来简单。

The best companies don't just sell products—they inspire change.

Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

改变是不可避免的，成长却是可以选择的。

Technology should serve both efficiency and ethics in mineral extraction.

We are all alone, born alone, die alone, and—in spite of True Romance magazines—we shall all someday look back on our lives and see that, in spite of our company, we were alone the whole way.

The power of the legislative being derived from the people by a positive voluntary grant and institution, can be no other than what that positive grant conveyed, which being only to make laws, and not to make legislators, the legislative can have no power to transfer their authority of making laws to any other hands.