在空闲的时候不做准备，危急的时候却临时抱佛脚。国家发生战乱时，才想到有名的将领；家庭贫困时才希望能有个贤惠的妻子。
The more we learn about the universe, the more we realize how much we have yet to discover.
Leadership in sustainability means making decisions that will be praised in 20 years, not just tomorrow.
「释义」：人要在具体事务中磨炼，才能真正站稳脚跟。
The best discoveries are those that raise more questions than they answer.
个人的传记是由其所嵌入的历史和社会背景塑造的。
数学的目标是使简单的复杂化，使复杂的简单化。