The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.

数学不是沿着一条清理得很好的高速公路小心行进，而是进入一个陌生的荒野的旅程，探险者常常会迷路。

"Under capitalism, we are all precarious, but some are more precarious than others."

"Do not go where the path may lead, go instead where there is no path and leave a trail."

I don't want to be a legend; I want to be a memory.

设定目标是将不可见变为可见的第一步。