The study of mathematics is the indispensable basis for all intellectual and spiritual progress.
数学的研究是所有智力和精神进步不可或缺的基础。
We are taught to be ashamed of confusion, anger, fear, and sadness, and to me, they are of equal value to happiness, excitement, and inspiration.
我的过去不能定义我,它只是我故事的一部分。
Without sacrifice, there is no freedom.
The most important thing is to awaken in the child his own will and ability to create.