Being brave isn’t the absence of fear. Being brave is having that fear but finding a way through it.
真相往往隐藏在我们心灵最黑暗的角落。
成功经济发展的关键是遵循比较优势并利用后发优势。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
重要的不是想法,而是实现想法。
Sometimes, the only way to stay sane is to go a little crazy.