The greatest weapon against stress is our ability to choose one thought over another.

The beauty of mathematics is that it allows us to explore the universe without ever leaving our chairs.

My life is an unfinished song.

The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.

The only thing that can make you a leader is your actions.

我不敢说我能改变世界，但我保证我能激发那个将改变世界的大脑。

不是我们选择的道路，而是我们内心的东西决定了我们的命运。

Taught from infancy that beauty is woman's sceptre, the mind shapes itself to the body, and roaming round its gilt cage, only seeks to adorn its prison.

有时候，关键在于如何打好一手烂牌。

The first duty of the sovereign， that of protecting the society from the violence and invasion of other independent societies， can be performed only by means of a military force.