A mathematical proof is not just a verification but a story that reveals deeper truths.
最好的投资机会往往出现在不确定的时期。
A sober looks shows that just have the world gotten to be a better place after all; it is also grown a bit worse at the exact same rate.; a one step up, a one step back sort of cosmic balance between forward progress, and cultural retreat, that puts man kind on a bell curve of existence.
The most important skill in mathematics is the ability to think clearly.