The writer must be a traitor to all orthodoxies.
Confidence comes not from always being right, but from not fearing to be wrong.
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 value of a mental process lies in its utility for the organism's adjustment to life.
被省略的东西和包含的东西一样重要。