The study of mathematics is the indispensable basis for all intellectual and spiritual development.
数学的研究是所有智力和精神发展的不可或缺的基础。
The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.
理论上,理论和实践之间没有区别。但实际上,是有区别的。
成为作家意味着成为观察者、倾听者和记录者。