The stars are not afraid to appear like fireflies.
孔子说:“我十五岁立志于学习,三十岁有所建树,四十岁不困惑,五十理解自然规律,六十明辨是非,七十随心所欲,不违规。”
"The past is never dead. It's not even past."
大多数人发现编程的概念很明显,但是做不到。