问题的数学表述通常比其解决方案更重要,后者可能仅仅是数学或实验技巧的问题。
The only limit to our realization of tomorrow is our doubts of today.
"The best way to find out if you can trust somebody is to trust them."
水产养殖的未来在于平衡生态责任与经济增长。