我是一个喜欢不规则的人。
Make it a rule never to give a child a book you would not read yourself.
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。
A good detective knows that every answer leads to another question.
The major problems in biology are not solved by new techniques but by new concepts.