愛不是一種職業(yè)，它是一種狀態(tài)。
偉大的設計解決問題，而不僅僅是看起來好看。
In mathematics, the journey of discovery is as important as the destination.
"if you think tough men are dangerous, wait until you see what weak men are capable of.
The world might be mean, but people don't have to be.