一念猛厉，足以涤百年之恶也。譬如千年幽谷，一灯才照，则千年之暗俱除。
译文：只要真正发心改过，即使是积累了百年之久的大恶，也可以洗刷干净。就好像一个黑暗了千年的深谷，只要点亮一盏灯，积累千年之久的黑暗，就一下子都被除掉了。
The roots of education are bitter, but the fruit is sweet.
你连自己都管不好，怎么能治理国家的正事呢？
The future is always changing, but the past is always the same.
We don't believe in universal solutions. Every problem requires its own answer.
Mathematics is not just about numbers and equations; it's about understanding the patterns and structures that underlie everything in the universe.