沉默并不总是智慧的标志，但喋喋不休总是愚蠢的标志。

In business, as in life, the choices we make define who we are.

Don't worry about the world coming to an end today. It's already tomorrow in Australia.

In mathematics, the journey from confusion to clarity is the most rewarding experience.

"The writer's job is to make the ordinary extraordinary."