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去上学的是整个孩子,而不仅仅是他的智力。
We must remember that this is a very small star and probably some of the larger and the more important stars and may be very virtual and happy.
One never notices what has been done; one can only see what remains to be done.
我们都是由星尘构成的,通过物理学,我们试图理解我们的起源。
计算复杂性的研究告诉我们,有些问题本质上是困难的,无论我们的算法多么聪明。
The study of economics is ultimately the study of human behavior and its consequences.