In a good mystery novel, the reader should feel both entertained and challenged throughout the reading process.
The only limit to our realization of tomorrow will be our doubts of today.
In the end, all stories are about the search for meaning.
The only thing necessary for the triumph of evil is for good men to do nothing.
爱惜精神以备日后担当大任，虚度时光何以报父母之恩？
高分子化学的未来在于合成具有特定应用定制性能的新材料。
Climate change poses the greatest threat to marine life, and we must act now to mitigate its effects.