学习数学的唯一方法就是做数学。
The only way to learn mathematics is to do mathematics.
I raised my kids to be independent—just like me.
旅行就是发现每个人对其他国家的看法都是错误的。
Molecular design breeding is an important direction for future crop genetic improvement, it will greatly improve breeding efficiency.
你付出的能量就是你得到的能量。