坚持是数学研究的关键，许多伟大的成果来自于长期的奋斗。
Persistence is key in mathematical research; many great results come from long struggles.
A lady's imagination is very rapid; it jumps from admiration to love, from love to matrimony in a moment.
Be yourself, everyone else is already taken.
Fear is the foundation of most governments.
在一个大组织的世界里，个人感到被困和无助。