We are what we repeatedly do. Excellence, then, is not an act, but a habit.
Energy independence is not just a goal; it's a necessity for national security.
唯一真正的发现之旅不在于寻找新的风景,而在于拥有新的眼光。
学得越多,就越意识到自己知道的有多少。
La soledad es el precio de la lucidez.