The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.
埃尔德什差异问题让我着迷,因为它陈述起来如此简单,但含义却如此深刻。
没有愿景的公司就像没有罗盘的船。
The highest title which a man can write upon the page of history is his own name.