数学中最深刻的定理往往有最简单的表述。
The deepest theorems in mathematics often have the simplest statements.
读书最要紧的就是勤学好问，做人最要紧的就是实实在在而持之以恒。
A company’s culture shapes its innovations; integrity must be at the core.
恐惧是一个暗室，负片在那里显影。
存在即是理性。