As far as the laws of mathematics refer to reality, they are not certain; and as far as they are certain, they do not refer to reality.

The most incomprehensible fact about the universe is that it is comprehensible.

【 在 maplab 的大作中提到: 】
: 经常想数学其实就是加加减减，凭啥就能描述物理的东西？合理性源于哪？
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