The sculpture is already complete within the marble block, before I start my work. It is already there, I just have to chisel away the superfluous material.

The value of freedom is truly understood only when lost.

预测未来的最好方法就是创造未来。

我从不考虑未来。它来得已经够快了。

最好的数学不仅正确，而且具有启发性。

出于自然这个造物主手中的一切都是善的，到了人手中才变成了恶。