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认为对自由的信念总会导致胜利是错误的。我们必须时刻做好失败的准备。如果我们选择自由,那么我们必须准备同它一起消亡。
The opinions of the wise are alike, but fools have their own way.
Success in any art depends on the ability to express oneself.
I have already carried out my duty. I have proved the Poincaré conjecture and I have nothing more to do in mathematics.
解释:大树不能生长在屋脊上,松柏不能生长在矮墙上。