Mathematics is the most beautiful and most powerful creation of the human spirit.
The best way to find yourself is to lose yourself in the service of others.
为了将关心转变为行动,我们需要发现问题,找到解决方案以及评估后果。但是世界的复杂性使得这三步都难于做到。
信仰是即使在看不到整个阶梯的情况下也迈出第一步。