选择最好的生活,因为习惯会使它愉快。
Choose the best life; for custom will make it pleasant.
永不放弃。
当你做到世界最好时,你实际上无法再改进它了。
数学中最深刻的见解往往来自最抽象的理论。
Every story is a mirror of its time.
The best way to succeed is to fail often.