Keeping an active mind has been vital to my survival, as has been maintaining a sense of humor.

Mathematics is the foundation upon which the edifice of science is built.

孔子说：“不懂得客观规律，就不能做君子；不懂得道德规范，就无法建功立业；不懂得分辨言论，就不能了解人。”

译文：想把家庭治理好先学会修养身心，说话做事一定要谨慎小心，读书的目的在于明白道理，见识一定要高远。赏析：修身齐家治国平天下，这是古人的人生目标。修身为首要任务，而修身又以谨言慎行为根本。言行不慎，不仅会招惹流言是非，更会玷污自己的名节。要想把修身做好，首先要去读书，不读书就不能明理，不明理就是莽夫一个。

The essence of a free government consists in an effectual control of rivalries.