Mathematical reasoning may be regarded rather schematically as the exercise of a combination of two facilities, which we may call intuition and ingenuity.
数学推理可以相当系统地看作是对两种能力的结合运用，我们可以称之为直觉和独创性。
Life is a song, dance to it.
The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.
"The act of writing is an act of resistance against forgetting and oblivion."
在危机时刻，真正的领导者通过坚定地做出艰难决策而脱颖而出。