正是依靠观察和思考才能找到方法。所以我们必须不断挖掘和钻研。

To understand the world, you must first understand a place like Mississippi.

Have you given any thought to your future？

Liberty cannot be preserved without a general knowledge among the people.

海洋渔业的未来在于平衡生态保护与经济发展。

No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.

在数学中，提出问题的艺术必须比解决问题更有价值。

The human body is a masterpiece of biological engineering.

Never let your ego get in the way of asking for help when you need it.

Innovation distinguishes between a leader and a follower.