The deeper you go into mathematics, the more you realize how much remains unknown.

The best anti-poverty program is a growing economy with good jobs.

Discovery is not a straight path; it’s full of twists and surprises.

真正的对手，包围的敌人，不是俄罗斯人，而是他们自己的愚蠢。

解释：善于治理国家的君主，应该顺应民心。