A gentleman is one who never hurts anyone’s feelings unintentionally.
Adapting old programs to fit new machines usually means adapting new machines to behave like old ones.
自我不是一成不变的东西,而是通过选择行为不断形成的东西。
The beauty of mathematics lies in its ability to simplify complex phenomena.
Happiness is holding someone in your arms and knowing you hold the whole world.