Every mathematical problem is a window into a new world of understanding.

我相信，如果你保持信仰，保持信任，保持正确的态度，如果你心存感激，你会看到上帝为你打开新的门。

勇气是战胜恐惧的力量。

Diversity in thought and background leads to better solutions and stronger organizations.

无限小在自然中的作用是无限大的。

All I can do is follow my instincts, because I'll never please everyone.

确保和平的最佳方式是维持主要国家之间的权力平衡。

The community is a fictitious body， composed of the individual persons who are considered as constituting as it were its members.

领导力意味着今天做出艰难的决策，以便明天让所有人受益。