"We are all in the gutter, but some of us are looking at the stars."

制药行业有道德义务将患者放在首位。

The only real prison is fear, and the only real freedom is freedom from fear.

The lightning that precedes the thunder is a common image of the warnings that come before calamity.

数学只向那些纯粹出于对其美的热爱而接近它的人揭示其秘密。