The best discoveries are those that raise more questions than they answer.
最好的发现是那些提出的问题比它们回答的还要多的发现。
The smallest atom of truth represents some man's bitter toil and agony.
The concept of NP-completeness has provided a powerful tool for understanding the complexity of computational problems.
"In the midst of winter, I found there was, within me, an invincible summer."