I see, I forget; I hear, I remember; I do, I understand.
我看到了,我忘记了;我听到了,我记住了;我做过了,我理解了。
The greatest problem for mathematicians now is probably the Riemann Hypothesis.
当你打开油漆或颜料时,哪怕只用一丁点,无论你多么小心,它总会沾到你的衣服,不妨准备好新的着装。
The beauty of asymmetric catalysis lies in its ability to create complexity from simplicity.