数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

出自先秦《荀子·大略》。说得到，也能做得到，这种人就是国家之宝。说明言行一致、身体力行的人才是治国安邦的有益人才。

2025年批评特朗普提出的关税政策

To fulfill the highest most truthful expression of yourself as a human being. You want to max out your humanity by using your energy to lift yourself up， your family and the people around you.