Well may the boldest fear and the wisest tremble when they contemplate the condition of our country.
当他们思考我们国家的状况时，最勇敢的人可能会害怕，最聪明的人可能会颤抖。
Success is no accident. It is hard work, perseverance, learning, studying, sacrifice and most of all, love of what you are doing.
In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.
学习算法的设计应同时受到理论见解和实践考虑的指导。