The balance between production and conservation is delicate, but achievable.
Sometimes, the hardest part of solving a case is facing the truth.
在这个快速变化的行业中,我们必须适应,否则就会被淘汰。
I'm a problem that'll never be solved.
The only thing we have to fear is fear itself.
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。