"The price of power is always high, but the price of powerlessness is higher."
权力的代价总是高昂的，但无力的代价更高。
"Adaptation is the key to understanding behavior."
The success of a learning algorithm depends on its ability to balance between fitting the data and avoiding overfitting.
当立法和行政权力集中在同一人或同一机构时，就不会有自由。
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."