如果你没有偶尔失败,说明你不够努力。
The poem is an act of the mind, not a transcription of the world.
Decision-making is not just a logical process but also involves emotions and biases.
The deepest problems in mathematics often arise from the simplest questions.
世间万物不可能都完美无缺,可怜那些执着的人总是被忧愁困扰。