改变始于一小步，但需要集体的努力才能持久。
A method of solution is perfect if we can foresee from the start, and even prove, that following that method we shall attain our aim.
The pursuit of mathematical truth is a never-ending adventure.
我们要做的是让中国宝宝喝上世界级的好奶粉。
每个国家都有责任保护我们的海洋，无论其海岸线大小如何。
不要等待别人的许可去做出改变。
Genuine growth involves constantly pushing your boundaries, daring to try new things, and embracing the possibility of failure.