"The most important thing in empirical work is to be clear about the question you are trying to answer."

Quality is not a wish; it is a commitment.

Success is not final, failure is not fatal: it is the courage to continue that counts.

Overfishing is a solvable problem, but it requires global commitment and local action.

多数人的暴政是一种加倍的暴政。

We are all prisoners of our desires, and the key to our cell is in our own hands.

The most important property of a program is whether it accomplishes the intention of its user.