The only limit to our realization of tomorrow is our doubts of today.
现在是理解过去的钥匙。
The hottest love has the coldest end.
"It is worth living for, to find out what is true."
"We are all broken, that's how the light gets in."
True irreverence is disrespect for another man's god.
局部和全局现象之间的相互作用是数论中反复出现的主题。