"The past is always tense, the future perfect."

数学不是关于数字、方程、计算或算法的：它是关于理解的。

The pursuit of knowledge is a journey that never ends.

The beauty of a woman is not in a facial mode but the true beauty in a woman is reflected in her soul. It is the caring that she lovingly gives the passion that she shows. The beauty of a woman grows with the passing years.

一个人乘火箭飞向星空，而我只有这把破吉他。